Abstract: Disclosed herein are caulkless panelized wall systems and methods for their construction, wherein the wall systems have elastomeric joints that are resistant to cracking. Building panels are fastened to a frame with the edges adjacent to each other. No caulk is applied to the seam between the building panels. A backing material is applied over the seam between the panels and the wall is then finished with an elastomeric finish.

Abstract: The invention concerns a building element[which is a stud (10) having a number of channels (12). Each channel can receive a cooperating means (14) which can be used to mount a panel or bracket on the stud. The invention also concerns a building element which is a joining clip (16) which can be connected to a panel or bracket. The joining clip includes the cooperating means (14) for mounting a panel or bracket on the stud. The invention also concerns a building element which is a joining element (42) which can connect one panel to another. The joining element is hinged (46). The invention also discloses two types of bracket for mounting in the stud. The first type has a screw-threaded shaft (71) and a sleeve (72) with cooperating means (73) at one end of the sleeve. The cooperating means is shaped so that it can be inserted horizontally in a channel of the stud and rotated so that the cooperating means cannot be withdrawn horizontally from the channel.

Abstract: Disclosed herein are panelized wall systems and methods for their construction, wherein the wall systems have elastomeric joints that are resistant to cracking. The walls are constructed with trough-edge building panels. The trough-edge building panels are preferably fiber cement. The front surface of each panel has a trough adjacent to an edge of the panel. Panels are fastened to a frame with the trough-edges adjacent to each other. A joint tape is applied to the seam between the panels such that the edges of the joint tape fall within the troughs of the adjacent panels. The wall is then finished with an elastomeric finish.

Abstract: A structural assembly for decks, walkways, patios, and docks for providing structures for decks, walkways, patios and docks. The structural assembly for decks, walkways, patios, and docks includes a frame assembly including elongate main support members, elongate cross support members, and elongate insert members; and also includes slabs of solid material being supported by the frame assembly.

Abstract: A method of making a drywall joint includes steps of positioning a butt block that has a recessed surface on an interior side of a joint that is to be formed between a first drywall sheet and a second drywall sheet, securing at least one of the first and second drywall sheets to the butt block so that the secured sheet is made to conform in shape to the recessed surface, thereby forming a secondary recess on an exterior of the drywall sheet in the area at which the joint is to be made, and applying joint compound within the secondary recess.

Abstract: Modular flooring systems and methods using at least one free-lay support module. The free-lay support module includes a baseplate and a frame member having a first arm and a second arm that meet and form an angle. Replaceable wear surface modules with or without a backing structure fit within the baseplate. The top of frame partially overlays the replaceable wear surface modules that my be carpet, carpet tile, vinyl flooring, wood flooring, wood parquet flooring or a variety of other materials. In still another embodiment, this invention provides for a free-lay support module that is self-contouring or self-leveling. In yet another embodiment this invention provides a replaceable wear surface modular flooring structure utilizing floor grid members having a “horizontal arm” and a “vertical arm”, each of which are in the form of an open U-shaped channel.

Abstract: The panel system is meant for construction of a panel fillet or a major panel surface to be mounted in a pitched roof or in a facade, comprising a number of fixed panels (1) together with a number of openable panels (2), each panel comprising a frame structure composed of frame members (13, 22) bordering a panelling element (32) between them, each frame member (13, 22) comprising a profile element (30) and at least a core element (35). The profile elements (30) are designed as uniform standard parts, and in that at least some frame members of the frame structure are provided with means to vary the moment of inertia, where the means can comprise at least one element (47) which is received in said core element (35) and which extend over essentially the entire length of the frame member.

Abstract: Disclosed herein are panelized wall systems and methods for their construction, wherein the wall systems have elastomeric joints that are resistant to cracking. The walls are constructed with trough-edge building panels. The trough-edge building panels are preferably fiber cement. The front surface of each panel has a trough adjacent to an edge of the panel. Panels are fastened to a frame with the trough-edges adjacent to each other. A joint tape is applied to the seam between the panels such that the edges of the joint tape fall within the troughs of the adjacent panels. The wall is then finished with an elastomeric finish.

Abstract: A structural assembly has elongate members extending at angles to one another from connector members and forming with the connector members a lattice structure having open spaces defined by the elongate members, with the connector members at corners of the open spaces. Tension members extending between the connector members have opposite end portions extending through the connector members to anchor members on the tension members. Adjustable fasteners retain the anchor members on the end portions of the tension members and the anchor members are distributed around the connector members, with each of the anchor members in a respective one of the angles in wedging relationship with a pair of the elongate members.

Abstract: A seismic expansion joint cover assembly installed at a motion-absorbing gap between a member A on one side of the gap and a member B on the other side of the gap includes a cover panel spanning the gap and a hinge joining one edge A of the cover panel to the member A for pivotal movement about a pivot axis. The pivot axis is spaced apart from the expansion gap so as to enable a stop between member A and the cover panel to prevent the cover panel from pivoting about the pivot axis into the expansion gap upon widening of the expansion gap. A permanent magnet and magnet striker releasably secure the other edge B of the cover panel to the member B. A tensioned cable connected between the cover panel and one of the members A and B limits the pivoting movements of the cover panel and automatically recloses the cover panel over the gap.

Abstract: An elongated roof profile and a solar panel having a profiled edge molding are secured together by a separate retaining profile between the edge molding and roof profile and having formations engaging the roof profile and preventing movement of the retaining profile relative thereto generally parallel to a plane of the panel, formations engaging the roof profile and preventing movement of the retaining profile relative thereto transverse to the plane, formations engaging the edge molding and preventing movement of the retaining profile relative thereto generally parallel to the plane, and formations engaging the edge molding and preventing movement of the retaining profile relative thereto transverse to the plane.

Abstract: A modular component shelter includes an adjacent side-by-side array of curved, interlocking, rigid panels. The panels curve upwardly and inwardly to a common vertex from a common base-level circumferential rim. The panels interlock between adjacent panels by means of raised interlocking ribs. The ribs extending in generally vertical planes along opposite side edges of each panel so as to form a first channel along a first side edge of each panel and second channel along an opposite second side edge of each panel. The first channel is shaped to snugly fit within the second channel along the length thereof. The first channel is releasably securable in the second channel.

Abstract: A bonding member 1 comprising a metallic plate 2 formed as a small piece onto which a hot melt adhesive layer 3 is formed at least one side of said metallic plate 2, and a gypsum board mounting method for mounting a gypsum board 5 using the bonding member 1, comprising: fixing said bonding member 5 temporarily; pushing said gypsum board 5, heating the metallic plate 2 with electromagnetic induction to melt said hot melt adhesive layer 3; and thereby allowing the gypsum board 5 to be bonded easily without noise. The bonded gypsum board 5 can be recycled because it can be peeled off easily with melting the adhesive layer 3 without damage of the board.

Abstract: This invention provides an apparatus, method, and system to arrange a deck or balcony with the use of pre-manufactured deck panels. The deck panels are inexpensive, easy to install, remove, or add to, and only requires common framing hardware.

Abstract: The present invention relates to a panel comprising a plurality of panel members (1) applied parallel to each other to a backing (2), spacers (4) which are applied to the backing between adjacent panel members in order to position the same (11) spaced from each other by a gap, as well as cover members (5) which are applied over the gap between two adjacent panel members and which have a width which is greater than the width of a spacer. The spacers (4) have a thickness which is different from that of the panel members (1) and on their rear face the cover members (5) exhibit a groove (6) or a ridge which is essentially as wide as the spacer and exhibits opposite limiting edges (8) which in coaction with edge portions of the spacer and of adjacent panel members respectively, achieve centering of the cover member over the spacer and the gap. The invention also relates to a method for mounting such a panel.

Abstract: The invention concerns a building element which is a stud (10) having a number of channels (12). Each channel can receive a cooperating means (14) which can be used to mount a panel or bracket on the stud. The invention also concerns a building element which is a joining clip (16) which can be connected to a panel or bracket. The joining clip includes the cooperating means (14) for mounting a panel or bracket on the stud. The invention also concerns a building element which is a joining element (42) which can connect one panel to another. The joining element is hinged (46). The invention also discloses two types of bracket for mounting in the stud. The first type has a screw-threaded shaft (71) and a sleeve (72) with cooperating means (73) at one end of the sleeve. The cooperating means is shaped so that it can be inserted horizontally in a channel of the stud and rotated so that the cooperating means cannot be withdrawn horizontally from the channel.

Abstract: An insulating structure comprises a board of insulating material having two major surfaces, two side edges and top and bottom edges, and facing sheets on each of the major surfaces, and a generally rectangular closure strip having two equal and integral side portions. One side portion is bonded to one of the facing sheets and extends over said facing sheet from the top edge to the bottom edge and inwardly a short distance from one of the side edges of the board. The other side portion extends outwardly away from the board a short distance from said side edge. A plurality of the insulating structures are positioned in abutting relationship to form an insulating envelope covering a wall or roof of a building.

Abstract: The invention concerns a building element which is a stud (10) having a number of channels (12). Each channel can receive a cooperating means (14) which can be used to mount a panel or bracket on the stud. The invention also concerns a building element which is a joining clip (16) which can be connected to a panel or bracket. The joining clip includes the cooperating means (14) for mounting a panel or bracket on the stud. The invention also concerns a building element which is a joining element (42) which can connect one panel to another. The joining element is hinged (46). The invention also discloses two types of bracket for mounting in the stud. The first type has a screw-threaded shaft (71) and a sleeve (72) with cooperating means (73) at one end of the sleeve. The cooperating means is shaped so that it can be inserted horizontally in a channel of the stud and rotated so that the cooperating means cannot be withdrawn horizontally from the channel.

Abstract: A joint is formed between adjacent sheets of wall board, particularly in the fabrication of ceiling assemblies in manufactured housing, by applying a pressure-sensitive imperforate paper tape, burnishing it, wetting it, and then applying flexible joint compound over the tape. The flexible joint compound rapidly forms a skin which will receive paint, texture coating, or other finish prior to the complete curing of the flexible joint compound. The retained flexibility of the flexible joint compound, which lasts for at least twenty-four hours, permits the joint to be tolerant of displacement, such as the racking and twisting imposed on a ceiling assembly in transportation.

Abstract: An unperforated base layer has a pressure-sensitive adhesive on one side, and a release layer on the other to form a tape which may be applied from a self-wound roll to the seam between two fire-rated gypsum wall board panels to form a fire wall structure.

Abstract: The invention relates to a roof construction, assembled from aluminium alloy extrusions and sections which may be cut on site to the appropriate dimensions. There is a ring beam, made from a channel and a ridge member in the form of a central extruded aluminium alloy central box member, the channel and member being essentially of the same section. Thus a relatively small number of different extrusions are required.

Abstract: Offset racing rail arrangements (16) of the fixed and relocatable variety are made safer by fitment of a cover designed to prevent riders from falling between and sometimes onto the poles which support the racing rail. A cover (22) is provided which is releasably attachable to a receptacle portion of the rail which is also resiliently spaced by a support means from the posts (10) which support the rail. The cover (22) is one embodiment comprises sheet material (24) bent (30, 32, 34, 36 and 38) underneath itself in such a manner as to provide a resilient self supporting spacing from each posts (10). The cover (22) is also in the embodiment provided with an edge portion (26) adapted to releasbly attach to a receptacle portion (56) of the rail without the use of fasteners.

Abstract: A mounting system that is capable of effectively draining the rainwater off the roof, while enabling easy installation of the solar battery modules. The mounting system is adapted to install on the roof an array of the solar battery modules each of a panel-like configuration with a rectangular frame. The system includes a plurality of vertical rails which are secured to the roof and extend along a roof sloping direction towards eaves from a ridge of the roof for holding the solar battery modules between a laterally spaced pair of the vertical rails in a spaced relation from a roof sheathing. Each of the vertical rails is formed on opposite sides thereof respectively with stepped shoulders which extend the full length of the vertical rail for supporting thereon the frame of the laterally adjoining solar battery modules.

Abstract: A prefab building protective system is disclosed, where the building includes multiple frame members supporting an exterior water shedding skin formed of adjacent panels. Two adjacent panels define a seam thereby where rain water leakage may occur. The present invention involves a T-strip having a back plate with width equal to or greater than the width of a frame members, and supporting an upstanding spline sufficient in height to extend through the spacing between adjacent panel members abutted against both faces of the spline.

Abstract: Cladding units for a building and a seal structure for the joints thereof are disclosed. A cladding unit comprises a cladding member consisting of a framework and a face member attached to one side face thereof and fastener stringers for waterproof slide fasteners attached one each to the outer lateral parts of the cladding member. In a seal structure for the joint to be formed between the opposed frameworks of the cladding units mutually adjoined and attached to the backing member on the building, the joint formed between the adjoining cladding units is sealed by uniting the engaging parts of the opposed fastener stringers of these cladding units and the gap between the end parts of the fastener stringers and the gap between these end parts and the backing member of the building are sealed by filling the gaps with a wet sealing material.

Abstract: A child's play shelter having a skeletal structure composed of a plurality of arcuate beams or bowed frames connected at the top forming a rotatable ring. Arcuate combination horizontal and vertical T-bar and rib sections are interconnected as water tight snap-on elements which produce cavities for interstitial elements. A crawl-in-entrance-way is disposed in a side of the igloo with a mesh flap to close the entrance. The snap-on T-bar and rib sections are proportionately cut to form the shape of an igloo when assembled. The horizontal arcuate elements are fastened to the beams of the shelter in a staggered fashion with respect to the vertical arcuate elements to produce a structure having insertable and pop-out windows. A movable or rotating top is attached to the rotatable ring providing multiple or surrounding views above the igloo. A water drain is selectively pre-cut in each rib for draining water to the base of and away from the igloo.

Abstract: A fastener system for securing a grating to an underlying structural support member when the grating experiences extremely high wave pressures. The fastening system includes elongated generally L-shaped connectors for fastening the longitudinal edges of grating sheets to structural members and plate fasteners in a wave zone area of the platform. The plate fasteners have a top plate for mounting on an upper surface of the grating sheets, a bottom plate for attaching to the structural members in a laterally extending direction for supporting the grating sheet and bolt assemblies for clamping the top and bottom plates together in order to secure the grating sheets to the structural members. A combination of the elongated L-shaped connectors and the plate fasteners provide fastening support for the gratings sheets so as to resist vertical and horizontal wave pressures when secured to the supporting members.

Abstract: A modular roof assembly adapted to be secured to a generally circular structure consisting of an essentially continuous upstanding wall to which the modular roof assembly may be fastened. The modular roof assembly comprises a predetermined number of roof panels to be positioned in a circular manner to form a generally conical configuration. A prime feature of the modular roof assembly is the uniquely configured, interlocking panel edges that virtually eliminate any concern for leakage through the panel joints or seams.

Abstract: A wall surface of a structure to be rendered antifouling is covered with antifouling panels caused to firmly adhere thereto and fixed. Not only can this work be conducted easily and quickly but also part of the antifouling panels can be easily replaced. The disclosed antifouling wall structure and method of constructing the antifouling wall are characterized in that antifouling panels each comprising a base material layer and, formed thereon, an antifouling paint layer are arranged on a wall surface of structure to be rendered antifouling so that the antifouling panels have their side of antifouling paint layer brought into contact with water and detachably fixed by means of fastening members.

Abstract: Cladding units for a building and a seal structure for the joints thereof are disclosed. A cladding unit comprises a cladding member consisting of a framework and a face member attached to one side face thereof and fastener stringers for waterproof slide fasteners attached one each to the outer lateral parts of the cladding member. In a seal structure for the joint to be formed between the opposed frameworks of the cladding units mutually adjoined and attached to the backing member on the building, the joint formed between the adjoining cladding units is sealed by uniting the engaging parts of the opposed fastener stringers of these cladding units and the gap between the end parts of the fastener stringers and the gap between these end parts and the backing member of the building are sealed by filling the gaps with a wet sealing material.

Abstract: An interconnect system for modularly fabricating bullet stops is disclosed including a plurality of bullet proof plates which are placed adjacent one another to form a seam which is covered by a facing strip. A plurality of bolts extend through the facing strip and through a backing mechanism positioned on an opposite side of the plates. When the bolts are tightened, the facing strip and backing pull towards one another and hold the plates together. The facing strips and other teachings of the invention allow standard plates to be used rather than large and specially manufactured plates.

Abstract: A method of floor construction with a grid system utilizing 1) a plurality of floor grid members interconnected to create a floor grid member assembly; 2) a plurality of floor tile members mounted on respective ones of the floor grid members; 3) a plurality of cushion pad members having one associated with each respective floor tile member; 4) grout strip members mounted within grout receiving grooves in the floor grid members and about the floor tile members; and 5) a tile setter tool member is used to mount a floor tile member between the grout strip members.

Abstract: An interlocking roofing system includes, in combination, a plurality of shingles and a plurality of interlock strips. Each of the plurality of shingles includes a planar rectangular body having a first face, a second face, and four sides. Horizontal rows of shingles are interlocked by interlocking a single zigzag reentrant edge on a third side adjacent the second face of one horizontal row of shingles with a double zigzag reentrant edge on a first side adjacent the first face of another horizontal row of shingles. Each of the plurality of interlock strips includes an elongate planar rectangular body having a first face, a second face, and four sides. Shingles are laid in parallel spaced relation with the fourth side of a first shingle adjacent the second side of a second shingle.

Abstract: An interlocking roof system of tiers of successively higher interlocking panels mounted on base members, each panel being held in place by protrusions fitted into notches in the base member of the next higher tier, the panels of each higher tier having a groove wrapped about and locked onto a lip of the adjacent lower panel, side lips and clips being used to connect adjacent panels located in the same horizontal tier. The base member of the lowest tier is mounted at its lowest edge on a riser along the lowest edge of the roof being covered and at its upper edge on the rafters of the roof being covered. The next lowest base member is located at its lowest edge along the upper edge of the adjacent lower base member and at its upper edge on the rafters.

Abstract: A fastener system for securing a grating to an underlying structural support member when the grating experiences extremely high wave pressures. The fastening system includes elongated generally L-shaped connectors for fastening the longitudinal edges of grating sheets to structural members and plate fasteners in a wave zone area of the platform. The plate fasteners have a top plate for mounting on an upper surface of the grating sheets, a bottom plate for attaching to the structural members in a laterally extending direction for supporting the grating sheet and bolt assemblies for clamping the top and bottom plates together in order to secure the grating sheets to the structural members. A combination of the elongated L-shaped connectors and the plate fasteners provide fastening support for the gratings sheets so as to resist vertical and horizontal wave pressures when secured to the supporting members.

Abstract: A roofing ridge (or hip) installation includes a roof understructure having a pair of outwardly sloping walls which form an inverted V-shaped ridge. A support panel is mounted on each of the walls with the lower end of each support panel optionally terminating in an upwardly facing channel. Tiles such as slates are mounted in each channel. A pressure applying assembly forces the base end of the panels inwardly. A cap spans across and covers the upper ends of the panels and assembly.

Abstract: A dry wall butt stud which comprises a structure between two upright wall studs, for back blocking short vertical butt edges of two horizontally aligned rectangular plasterboard sheets, which are mounted to the wall studs offset from an upper horizontally positioned rectangular plasterboard sheet and a lower horizontally positioned rectangular plasterboard sheet. The back blocking structure will form a recessed area at the short vertical butt edges, allowing a person to apply tape and a joint compound thereto to maintain a flat smooth front surface therebetween in the recessed area.

Abstract: A roofing system for a substantially flat roof comprises at least one elongated member. The elongated member extends upwardly from the roof structure and has a bottom surface and an upper surface. Side edges from two waterproof flexible panels are positioned adjacent the upper surface of the elongated member. The side edges of the panels are secured to the upper surface of the elongated member by nailing the same thereto. The resulting seam between the two panels is located above the maximum level of water that may build up on the roof structure during heavy rains. A cap in the form of an elongated sheet of aluminum covers the seam between the two panels. The intersection between a flexible panel and a riser pipe or duct is also positioned above the roof level to similarly prevent standing water from entering the same.

Abstract: A curtain wall 2 in which attachment portions 12, 13 are arranged near an interior surface 11A and an exterior surface 11B to form mullions 10 and transoms 30 as structural member, and toward the attachment portions 12, 13, a supporting member 15 supporting a glass panel 4 and a facing member 14 covering the interior surface 11A are attached.

Abstract: A sheet roofing system involving the use of a plastics material membrane may be applied over existing metal roofs. A plastics material extrusion which may be colour matched or contrasted with the colour of the plastics material membrane may be applied over standing seams or other ridges. The extrusion is a U shaped cover, of which one leg is hinged for easy installation of the cover over the standing seam. The hinge is designed to avoid undue stresses on the plastics material of the cover. In one embodiment, the hinge is a hollow tubular region along the length of the extrusion between the leg of the U and the web of the U which forms the top of the cover.

Abstract: An apparatus for forming exterior convex vinyl siding corners for use with external walls intersecting at angles greater than 90 degrees including a vinyl siding corner member with two exterior siding members intersecting in the steady state position at 90 degrees. The exterior corner is of a flexible material such as vinyl and defines two internal slots therein within which one or more expander members is positionable to spread the exterior corner member to an angle greater than 90 degrees and approximately equal to the obtuse angle of the intersection between the first and second surfaces. The expander member may be adjustably movable to vary different angles such as would be used in the external convex corners for mounting of bay windows and other similar obtusely oriented exterior walls.

Abstract: A portable decking system formed from a plurality of flat panels adapted to be placed directly on the ground is provided with special clips that facilitate interconnection of adjacent edges of adjacent panels. The clips are generally W-shaped in cross-section to define a pair of channels each of which is receptive to a frame member of a flat panel. The clips are constructed to securely connect the panels together but in a manner that enables their ready detachment, all of which may be accomplished without tools or additional fasteners.

Abstract: A waterproof cover having special utility for a flat or low-slope roof for a building. The roof includes a structural part comprising beams, joists, rafters, etc., as well as a substrate in the form of plywood panels, metal decking, etc. A waterproof cover is secured over the substrate. The cover is formed by placing a plurality of waterproof sheets loosely over the structural substrate, and connecting the abutting edges of adjacent sheets to one another, much like an old-fashion quilt is assembled. The preferred sheets constitute lightweight, thin but relatively stiff sheets of resin-impregnated fiberglass having a thickness of about 0.065 inch; and the joints between adjacent sheets are formed in situ by a mixture of fiberglass fibers and cured resin. The plurality of sheets are joined to one another (along their abutting edges) to form one giant waterproof cover.

Abstract: Components for a multiple window unit sunroof are pre-assembled at the factory and include a support frame having vertical beam members which have water weep channels on their top faces for routing away from the sunroof moisture entering under the glazing panel adjacent side edges which overlap the drain channel. The support frame is snugly received in a boot. Removable locator jigs are attached to the perimeter frame of the glazing panels to position them and hold them while mounting flanges are being installed.

Abstract: A roofing/cladding system (2) for mounting to a structure (4) includes elongate pans (6) having central portions (32) and lateral edges (8, 10) with U-shaped pockets (24, 26) defining inwardly opening edge recesses (28, 30). The pan also includes legs (34, 36) extending upwardly from the upper part (38, 40) of the pockets. The upper edges (72, 74) of the legs are plain to facilitate bending the pans to cover concave or convex surfaces. A bracket (12), used to hold down the pans at their opposed edges, has a base (14), first, upwardly extending arms (46, 48) and second, downwardly extending arms (50, 52) and defining regions (58, 60) therebetween. The legs of the pans are inserted into the regions.

Abstract: System for mounting screen and other panels in vibrating and other screening apparatus in which longitudinal channel members interposed between laterally adjoining panels and anchored to apertured longitudinal supports, have space normally upright flexible sides each yieldably flexing inwardly in response to pressing of a panel edge thereagainst for seating the edge in an external groove in the channel side, the channel side, the channel member containing a longitudinally coterminous cavity opening upwardly through a relatively restricted slot, and the panel edge being releasably lockable in the channel groove by a T-shaped lock member having a stem insertible in said cavity through the slot for forcing the flexed side to return to upright edge-locking position.

Abstract: A new roofing system (14) for installation on a structure (2) whose existing roof deck (6) and membrane (12) may include depressed regions (8, 10) compensates for the depressed regions with contour cut compensation panels (18). Filler panels (20) are placed atop the roof deck, membrane and any required compensation panels, with opposed perimeter edges (64) of adjacent filler panels abutting. The filler panels are secured to the underlying roof deck with anchor plates (22) and screws (70), one anchor plate preferably securing four adjacent filler panels at the junction of their corners. The filler panels may have uniform thickness (58) or, if a sloped roofing system is to be fabricated, they may have non-uniform thickness (60, 62). Lengths (82, 88) of roofing material (76), such as galvanized metal, are laid atop the upper surface (72) of the filler panels and anchor plates and are secured to the anchor plates with screws (92).

Abstract: The present invention relates to an attachment system for forming a substantially planar wall structure, intermediate and end connectors to be used in the system, and a method of assembling the system to form the desired wall structure. The intermediate connector joins adjacent ones of the wall panels and comprises two panel retention members in an overlapping relationship. Each panel retention member has a base portion, a web portion, and two substantially parallel, non-coextensive, integral flanges defining a recess for receiving an edge portion of a wall panel.

Abstract: An improved assembly includes a framwork, two interconnected similar plastic planks, and a fastener for attaching the planks to the framework. The improvement wherein each of the planks includes an L-shaped outwardly projecting plate and a first abutment portion on a side thereof, and a U-shaped projecting plate and a second abutment portion on the opposite side thereof. The L-shaped projecting plate can be held within and on the U-shaped projecting plate to provide a water-proof effect when the planks are interconnected side by side. A U-shaped cover is sleeved on the U-shaped projecting plate so as to provide an additional water-proof effect.

Abstract: A two-piece fastening arrangement for joining two structural greenhouse panels. The fastener is capable of connecting a wide range of thicknesses of structural panels. A cap member snaps into a base member and biases the structural panels between the cap and base. The snap engagement is between two sets of cooperative arms extending from each member, one member having hooks which are inserted into recessed areas or notches of the other member. The notched member has a plurality of notches in the arms making the fastener capable of connecting a wide range of different width panels. The cap member has a crescent shape to bias the structural panel and improve the sealing of the joint. With the crescent shape and size of the notches, different thicknesses of panels can be connected to each other with a uniform fastener.