Abstract: The invention pertains to the structure and a method of constructing of a swimming pool grating. The swimming pool has straight and curved edges and a gutter is constructed in the deck of the pool close to the edge including the curves. The grating is made of a multiple of grate bars which extend along the direction of the pool edge including the curves. The multiple grate bars are assembled in a longitudinal direction as well in a lateral direction according to the dimensions of the gutter. Once assembled into a grating in an elevated position, holes are drilled through all of the assembled grate bars in a lateral direction to the edge of the pool and rods are placed through the drilled holes and are fastened therein against any movement in any direction. Thereafter, the thus assembled grating is lowered into the gutter of the pool to be substantially flush with the surface of the pool deck and the level of the water in the pool.

Abstract: A method for draining accumulated moisture from the juncture between a wall and footing of a foundation is provided. The method comprises excavating a channel into the floor adjacent to the wall into which a drainage conduit is placed. The drainage conduit is wrapped with a wicking fabric to draw moisture into and along the drainage conduit for conveying to a moisture collection reservoir.

Abstract: A straw bale wall vent box is provided in a wall joinery system comprising a lower member, a substantially planar top member, and a plurality of rebar disposed through the top member and a bottom side of the lower member. The lower member can further include insulation, a drainage floor sloping downwardly from an exterior side, and a trim piece extending from the bottom side towards the plaster screed. In some embodiments the trim piece joins the plaster screed. In those embodiments in which the trim piece joins the plaster screed, both sides of the lower member can each include at least one aperture. Additional embodiments are directed to a straw bale wall vent system comprising a plurality of wall vent boxes placed side by side so that the first and second sides of adjacent vent boxes are substantially in contact.

Abstract: A prefabricated concrete panel for building floors in civil or industrial structures, comprising a concrete body with a reinforcement provided with portions which protrude from one of the larger faces of the body of the panel which constitutes extrados of a floor and are designed to be embedded in the casting of the topping of the floor. At least one first shaped sheet is provided inside the body of the panel, is made of thermally insulating material, is interposed between the two larger faces of the panel body and forms, between the two larger faces of the panel body, a ventilation chamber which is composed of a plurality of mutually connected cells.

Abstract: A containment assembly such as a down flow containment assembly including a barrier means between the processing zone and the operator breathing zone at least a first part of which is provided with flexible gloves for access to and maneuverability in the processing zone.

Abstract: A wall panel structure for controlling humidity within a building having a panel assembly attachable to an inner wall surface of the building including: a first panel having a surface with a first predetermined porosity to moisture; and a second panel secured to said first panel with a space for accomodating airflow between the first and second panels, the second panel having a surface with a second predetermined porosity to moisture, the first perdetermined panel porosity being greater than the second predetermined porosity to thereby absorb moisture from air being circulated between the first and second panels; whereby humidity of an environment within the building is controllable.

Abstract: The present invention is a pavement edging device consisting of an elongated extrusion having a flat bottom portion, said bottom portion having opposite first and second side edges. The extrusion also has a trough formed from first and second spaced apart parallel wall portions extending upwardly from the bottom portion between the first and second side edges. The wall portions have first and second top edges, respectively. The extrusion also has first and second flange portions formed on the bottom adjacent the first and second side edges, respectively. The first and second flange portions extend away from the first and second wall portions, respectively.

Abstract: The present invention provides a shielding apparatus installed over a machine in a clean room to protect the machine. The shielding apparatus comprises at least two supporting beams, and a plurality of rectangular-shaped plate flaps in parallel to each other. The flaps are connected to the supporting beams at an angle, and each flap has areas overlapping with its neighboring flap along a vertical cross-section. Each flap is an anti-acid zinc-plated steel plate with a drain piping connected its bottom to collect and deliver processing liquids.

Abstract: A foundation flashing comprises a horizontal member adapted to rest atop the upper surface of a foundation between the upper surface and a frame of the building supported atop the foundation, and a vertical member joined to the horizontal member. At least a portion of the vertical member is adapted to lie against a surface of exterior sheathing that is affixed to the frame of the building. A sheathing locator projects generally horizontally from the vertical member, the sheathing locator being positioned to be abutted by a bottom edge of the sheathing when the sheathing is affixed to the frame. The flashing in one embodiment is disposed between the sheathing and the frame of the building, the sheathing locator projecting outwardly from an outer surface of the flashing.

Abstract: A building drainage system including: a drainage stack passing through stories in the vertical direction; appliance drainage pipes connected to water-service terminal appliances on each of the stories; and a combined joint for connecting the appliance drainage pipes provided on each of the stories to the drainage stack. In this system, the combined joint for connecting the appliance drainage pipes provided on each of the stories to the drainage stack is at a level lower than that of a floor slab of the story, to sufficiently give a vertical velocity component to a fluid flowing in each of the appliance drainage pipes, thereby combining the fluid to a fluid flowing in the drainage stack.

Abstract: A roof ventilation system having a strip with an air-permeable portion located adjacent to a ridge slot. Stand-off clips are provided which can be placed over the air-permeable strip at fastener locations which are located on flat portions of the roof panels. A sealing material may be placed beneath the air-permeable strip at such fastener locations to prevent the ingress of moisture beneath the panels.

Abstract: The invention relates to a device by a constructional part (1) preferably extending between supporting parts (10, 11, 12) of a building or plant constructions, and preferably forming a partition between storeys, such as a floor or a deck. The constructional part (1) is self-supported, preferably of light-weight material and comprises a channel system for air, so that the constructional part (1) may provide heating and/or cooling of rooms in the building or plant construction, or may thaw snow and ice lying on the constructional part, respectively. The constructional part (1) is made up of at least three interconnected layers (2, 3, 4) of corrugated sheet material. The layers (2, 3, 4) are arranged at angles in relation to each other, in such a way that corrugations form a preferably right angle between themselves, so that the corrugations of the layers (2, 3, 4) form a channel system in the constructional part (1). A number of holes (6) are made in the intermediate layer (3).

Abstract: A contoured roof ventilation system having a strip with an air-permeable portion located adjacent to a ridge slot. Stand-off clips are provided which can be placed over the air-permeable strip at fastener locations which are located on flat portions of the roof panels. A sealing material may be placed beneath the air-permeable strip at such fastener locations to prevent the ingress of moisture beneath the panels.

Abstract: An eave closure for tile roofing has a nailing flange having a surface extending along a length of the closure, a planar riser potion contiguous with the nailing flange at an angle to the surface of the nailing flange, the riser portion conforming on an upper edge to the shape of the underside of adjacent installed tiles, and a lip reinforcement along the shaped upper edge of the riser portion, the lip extending substantially at a right angle to the plane of the riser portion. In some embodiments the nailing flange has weep passages formed along a width of the flange, such that air may circulate between inside and outside an installed closure. In some of these embodiments the weep passages are grooves formed in the width of the nailing flange and following a center line, with at least one change in direction across the width of the nailing flange. In preferred embodiments the material for molding is a UV-resistance polymer material.

Abstract: An insulated roof panel comprising a plurality of longitudinally extending spaced parallel web trusses secured to an inner sheathing and an outer sheathing. Each of the web trusses comprises at least one top cord, a bottom cord and a plurality of webs joining the cords together. A vapor barrier is sandwiched between the bottom cords of the web trusses and the inner sheathing. Insulation extends upwardly from the vapor barrier to a height less than the height of the insulated roof panel in order to allow air to flow over the insulation.

Abstract: A building construction having a ventilated wall drainage system is provided. The building includes a roof with a plurality of roof vents therein, a soffit, an attic space and an exterior wall construction. The wall construction includes an exterior wall covered with sheathing. The sheathing is in turn covered by insulation having a plurality of generally vertical channels therein which permit air to flow through the channels between the insulation and the sheathing of the exterior wall. The soffit is provided with a passage which is in communication with the channels in the insulation. Air is continually drawn through the channels in the wall construction, through the passage in the soffit and into the attic space to provide constant ventilation for the wall construction.

Abstract: A modular surface assembly includes a plurality of panels, each panel having a planar top surface, a double-wall skirt extending around the perimeter of the planar surface and defining a narrow gap between the two walls of the skirt. Collinear first holes extend through the skirt at a first location along the skirt and collinear second holes extend through the skirt at a second location along the skirt spaced from the first location. A first connector extends through the first holes and into the gap of one panel for connecting the one panel to an adjacent similar panel at the first location, and a second connector extends through the second holes and into the gap of the one panel for connecting that panel to the adjacent panel at the second location. Various connector designs are also disclosed.

Abstract: A heat insulation system of a building includes a plurality of interior walls surrounding an inner space of the building, a plurality of exterior walls constructed outside of the plurality of interior walls with certain distance therebetween. Further included are an air-flow zone defined by a space formed between the plurality of interior walls and the plurality of exterior walls, and a plurality of air-flow zone dividers dividing the air-flow zone into a plurality of air-flow blocks, where air-flow zone dividers of the plurality of air-flow zone dividers are placed appropriately so as to define each air-flow block of the plurality of air-flow blocks in accordance with facades of the building.

Abstract: A roof system for sloped metal roofs utilizing plywood decking, corrugated metal panels and one or more spacers disposed between the decking and metal panels for holding the metal panels vertically above the decking. The spacers have a planar top section, a planar bottom section and a center section to hold the top and bottom sections in spaced apart relation. The spacers also have one or more openings to form an airflow cavity between the decking and metal panels to permit the circulation of air therein. In the preferred embodiment, a thermal barrier layer is disposed between the spacers and the decking and the airflow cavity connects to a ridge vent located at the ridge of the roof and an eave vent at the eave of the roof. The roof system allows ambient air to be drawn into the eave vent to circulate through the airflow cavity and out the ridge vent in order to prevent thermal flexing of the metal roof and the build-up of moisture between the metal panels and decking.

Abstract: A roof vent device for providing air intake to the valley of a roof where the valley of the roof extend from the soffit to the roof ridge. The device comprises a support surface mounted in contact with valley flashings on the roof. The support surface extends axially along the hip beam of the roof and joined by the jack rafters. At least one additional layer not as wide as the support surface but axially equal in length increase the space between the hip beam and the device's central axis. The additional layers do not extend as far as central axis of the support surface, thus creating an open space between the hip beam and the support surface. A pivot point in the central axis of the support surface permits the support surface to conform to any valley flashing used.

Abstract: A drainage system that is adapted to be installed between two supports. The supports may be the joists of an outdoor deck. The drainage system comprises a drainage panel and two clips. The drainage panel is comprised of a first end portion and a second end portion. A first clip is adapted to be secured to one of the supports. The first clip has a base and two flanges. The flanges extend from the base such that they converge and engage the first end portion of the drainage panel. The second clip is adapted to be secured to the other support. The second clip also has a base and two flanges. The flanges extend from the base and converge. The second end portion of the drainage panel is engaged by the flanges of the second clip.

Abstract: A weep screed for use in exterior construction has a vertical member and upper and lower outwardly projecting flanges affixed to the vertical member. The vertical member is adapted to be form-fit to the base of a vertical wall overlying a concrete foundation. The upper outwardly projecting flange is coextensive with the length of the screed and has a plurality of apertures therein, the apertures being spaced from one another along the length of the weep screed to provide drainage for water accumulating on an upper surface of the upper outwardly projecting flange. The lower outwardly projecting flange, which is coextensive in length with the upper outwardly projecting flange, is impermeable to water. The lower flange collects water received from the upper member and directs the flow of such water outwardly, away from the vertical wall and foundation.

Abstract: The present invention provides a siding boards attachment structure having excellent ventilation characteristics and a high siding-board fixing strength, and a fastening member to be used therewith. The fastening member is disposed to span an upper horizontal edge of a lower siding board and a lower horizontal edge of an upper siding board, and fixes the siding boards to a framework of a building. The fastening member includes a base plate portion having a flat rear side surface, a support portion projecting forward from the base plate portion, an upper-board engagement portion bent upward from the support portion, a lower-board engagement portion bent downward from the support portion, and spacing portions individually formed at left and right sides of the base plate portion, each of the spacing portions having a front face which is forward from the base plate portion and rearward from the front end of the support portion.

Abstract: A frame structure, which is adapted to be mounted between a horizontal lower balcony slab (1) and a horizontal upper balcony slab (2) located straight above the former, is arranged to support wall plates (9, 10) for at least partial building-in of the space between the balcony slabs (1, 2). The frame structure has a lower horizontal sectional element (12) arranged to be attached to the lower balcony slab (1), an upper horizontal sectional element (11) arranged to be attached to the upper balcony slab (2), an intermediate horizontal sectional element (13) and two vertical sectional elements (14, 15). The upper and the intermediate horizontal sectional elements (11 and 13) are arranged to support between themselves wall plates (10), such as glass plates, which are horizontally displaceable relative to each other. The vertical sectional elements (14, 15) consist of hollow sectional elements.

Abstract: An apparatus secured to extend upwardly from a rooftop for redirecting free oncoming flow of a gas passing over an edge of the rooftop. The apparatus has an elongated member having at least a lower flow-surface, and a leading edge portion having a leading-rim extending therealong. A plurality of supports is spaced along the elongated member. An upper-end of each support is secured to, integrated-with, or otherwise extends from the lower flow-surface of the elongated member. There may be several such elongated members that may be joined. The lower-end of each support extends from the rooftop or sidewall structure to provide a spaced relationship between the lower flow-surface and the rooftop. The leading-rim of the leading edge portion extends into the oncoming flow to redirect of at least a portion thereof so that it flows under the leading edge portion and along the lower flow-surface and, preferably, on into a re-circulation region above the rooftop.

Abstract: This invention comprises a grid structure that with the addition of panels and a panel holding means, and the further addition of a gutter and downspout provides an effective under-deck water shedding system where the grid and panel components generally are set or slide into place and generally can be lifted or slide out of place for adjustment, maintenance or removal.

Abstract: A water draining exterior wall structure for a building having a building framework is disclosed. The wall structure includes a plurality of prefabricated panel sections secured to a building framework to form a wall surface. Each panel section includes a support structure for attachment to the building framework which has a water barrier deck substantially co-extensive with the support structure. In addition, a plurality of fascia panels overly the water barrier deck and are attached thereto by beads of silicone adhesive so that a gap is provided between the deck and each fascia panel. A gutter is also provided in each panel which extends along the bottom of each panel section for collecting water entering the gap and carrying the collected water to a drainage end of said gutter so that water can drain out of said panel section. Water drainage dams are also provided, each of which is located in a joint between adjacent panel sections below the drainage end of a gutter of each panel section.

Abstract: The present invention provides a ventilation system for an attic or rafter space that mimics the appearance of the roofing material and thus has little effect on the appearance of the building. The vent has two pieces, a primary vent and a secondary vent and they may be made of aluminum, galvanized steel or copper. The primary vent is installed on a roof deck over a ventilation opening cut through the deck. The secondary vent is constructed to look like the surrounding field tiles and is installed over the primary vent. One or more vent openings in the secondary vent and an opening in the primary vent conduct air between the attic or rafter space and the outside. The secondary vent has a skeleton with one or more vent openings and a cap covering each opening shielding the ventilating space. Skeletons are formed in one piece and are made to fit each different size and type of roofing tile. The caps and the skeleton are ribbed for rigidity.

Abstract: The present invention provides a ventilation system for an attic or rafter space that mimics the appearance of the roofing material and thus has little effect on the appearance of the building. The vent has two pieces, a primary vent and a secondary vent and they may be made of aluminum, galvanized steel or copper. The primary vent is installed on a roof deck over a ventilation opening cut through the deck. The secondary vent is constructed to look like the surrounding field tiles and is installed over the primary vent. One or more vent openings in the secondary vent and an opening in the primary vent conduct air between the attic or rafter space and the outside. The secondary vent has a skeleton with one or more vent openings and a cap covering each opening shielding the ventilating space. Skeletons are formed in one piece and are made to fit each different size and type of roofing tile. The caps and the skeleton are ribbed for rigidity.

Abstract: A water seepage controlling device for draining away water from between an inner wall and an edge of a foundation wall. The water seepage controlling device includes a device positionable between a front surface of an inner wall and a peripheral edge of a foundation wall. The device has a base panel. The base panel is elongate having laterally spaced first and second opposing edges. A first panel controls water seepage and abuts against the front surface of the inner wall. The first panel has a first and second edge. The first edge of the first panel is fixedly coupled to the first edge of the base panel. The first panel is oriented generally perpendicular to the base panel. A second panel controls water seepage and abuts against the peripheral edge of the foundation wall. The second panel has a first and second edge. The first edge of the first panel is fixedly coupled to the base panel. The second panel is oriented generally perpendicular to the base panel.

Abstract: A contoured roof ventilation system having a strip with an air-permeable portion located adjacent to a ridge slot. Stand-off clips are provided which can be placed over the air-permeable strip at fastener locations which are located on flat portions of the roof panels. A sealing material may be placed beneath the air-permeable strip at such fastener locations to prevent the ingress of moisture beneath the panels.

Abstract: A construction system including a panel support accessory is disclosed. In addition to the panel support construction accessory, the construction system includes at least one structural support member, a construction panel and a coating. The panel support construction accessory includes a front flange having a first side and a second opposite side, a bottom flange extending from the front flange on the first side of the front flange and a back flange extending from the bottom flange opposite the front flange. The front flange, the bottom flange and the back flange form a channel. The back flange is supported by the at least one structural support member. The panel support construction accessory additional includes a forward flange extending from a junction of the front flange and the bottom flange on the second side of the front flange.

Abstract: A moisture control panel is used in exterior walls. A wall constructed with the panel has an inner back-up wall component and an outer wall component of a moisture pervious material, for example stucco. The moisture control panel is positioned between the two. It has a base sheet on the inner face of the outer wall component. A set of drying perforations slope downwardly toward the inside through this sheet. This drains moisture from the inside of the outer wall component. On the inside, the base sheet has a set of upwardly sloping bosses which provide an air space on the inside of the moisture control panel providing for air circulation and drainage of any moisture.

Abstract: An insulation board includes an array of elements such as domes, pyramids, or frustrums coupled to a top surface of a body. These elements are arranged to lie in rows and columns to define fluid flow passageways to promote fluid drainage away from a building containing the insulation board.

Abstract: A workspace management system comprising a wall for dividing a room into separate work areas, wherein the wall extends vertically and in a longitudinal direction, the wall having a first side surface, a second side surface, a lower portion and an upper portion above the lower portion, the upper portion having a width defined between the first and second side surfaces over the upper portion greater than a width of the lower portion defined between the first and second side surfaces over the lower portion, an overhead raceway defined within the upper portion between the first surface and the second surface over the upper portion, the overhead raceway extending longitudinally of the wall.

Abstract: This invention comprises a grid structure that with the addition of panels and panel holding components, and the further addition of a gutter and downspout provides an effective under-deck water shedding system where the grid and panel components generally are set or slid into place and generally can be lifted or slid out of place for adjustment, maintenance or removal.

Abstract: An insulated roof panel comprising a plurality of longitudinally extending spaced parallel web trusses secured to an inner sheathing and an outer sheathing. Each of the web trusses comprises at least one top cord, a bottom cord and a plurality of webs joining the cords together. A vapor barrier is sandwiched between the bottom cords of the web trusses and the inner sheathing. A layer of insulation extends upwardly from the vapor barrier a height less than the height of the insulated roof panel in order to allow air to flow over the insulation. Sleeves built in to the web trusses allow fasteners of a length less than the height of the panel to secure the roof panel to timber frame members.

Abstract: The invention relates to an aerated flooring system for use in athletic arenas or gymnasiums. The flooring system includes a top layer that provides a surface for the activities to be conducted on the floor. The system also includes at least one ventilation device. The ventilation device covers an air flow shaft within the flooring system, helping to prevent debris from falling in the air flow shaft, but allowing air to flow through the ventilation device. The ventilation device allows air to ventilate out of the flooring system. A support layer below the top layer provides support to the flooring system. A ventilation layer below the flooring is sized to allow air movement through the layer. The air flow shafts allow air to travel from the ventilation layer to the ventilation device. A base is below the ventilation layer and provides support for the flooring system above. A blowing device is controlled by a computer system that monitors the system using sensors.

Abstract: A protective barrier comprising a footing which is buried in the ground and supports a frame for supporting one or more panels. The panels internally comprise sound-deadening and/or air-filtering material and are constituted so as to have at least one finely perforated lateral surface, a finely perforated upper surface for collecting rainwater and a finely perforated bottom.

Abstract: A combination of versatile and inexpensive elements are combined on site to create an impermeable assembly which collects water falling through a grating or cracks between adjacent boards of a deck and completely drains it to one or more points at a selected edge. The impermeable assembly is comprised of a plurality of peaks and valleys configured to simplify installation, conserve headroom and provide an aesthetically pleasing finished surface. In a first embodiment, a collector collects the water falling through cracks between boards spanning the space between adjacent joists from which it drains transversely to a gutter positioned beneath the joists. The gutter drains the water longitudinally to the perimeter of the deck.

Abstract: A mesh device for retaining mortar and other debris within a mortar-cavity-wall so as to prevent such material from falling in front of and hence blocking the “weep holes” placed at the bottom of such a wall to permit the egress of moisture condensate that forms within this type of wall. The device of the present invention is a rectangle of thin, openly woven mesh of basically a planar shape but with “bumps” distributed across the plane in such manner that when the device is placed upright within the cavity the bumps form barriers to the dropping of mortar and other debris. The bumps themselves, being made of the same material as the rest of the device, are fully permeable to moisture working its way down the cavity. Furthermore, there is an offset of the bumps in one row from those in the next so as to further reduce the possibility of a blockage occurring, say by debris accumulated on the bumps.

Abstract: An eave closure for tile roofing has a nailing flange with a surface extending along a full length of the closure, and a riser portion contiguous with the nailing flange at substantially a right angle to the surface of the nailing flange, the riser portion shaped on an upper edge to conform to the shape of the underside of adjacent installed tiles. The riser portion has molded reinforcing grooves adding vertical strength to the eave closure to provide adequate strength to combat permanent deformation in use. In some cases weep passages are also provided, and the weep passages may have at least one change in direction to foil wind-driven rain. In some embodiments a second enclosure is provided to be installed with the first, to hide the reinforcing grooves. In another embodiment an injection-molded closure is provided with angled reinforcements.

Abstract: A roof has a series of panels are positioned along roof joists such that there are upper and power panels to provide a series of air paths between the upper and associated lower panel. The upper panels are shorter in length than the lower panels so that a portion of the lower panel is exposed to create an opening for air to exit. The combination of the air paths and the exposed panels permits the free flow of air from the bottom to the top of the roof which allows cooling as well as rain water to flow along the lower panels.

Abstract: A novel metal roof is described for passive ventilation of building structures. A ridge vent is described that provides enhanced ventilation of the roof, and provides for safer and economical installation of the metal roof ventilation system.

Abstract: An exterior wall assembly water management system that includes flashing, a drainable weather-resistive membrane, exterior cladding, a basecoat and an exterior finish. The basecoat and the exterior stucco finish are applied to the outer surface of the exterior cladding, or in the alternative to an insulation layer. The disclosed water managed exterior system efficiently directs any penetrating water to weeps, or the like, by providing a water drainage medium between the weather-resistive membrane and the exterior cladding. The water drainage medium is embossed upon the outer surface of the weather-resistive membrane, creating a drainage space between the membrane and the cladding. The unwanted water drains downwards via the drainage space, is caught at the base of the wall by the flashing, and is further drained outside of the wall cladding.

Abstract: An insulated air duct apparatus including insulated duct modules and associated insulated fitting apparatus for transferring a volume of fluid in a warm air heating and air conditioning installation without employing external insulation or structural support members, otherwise required to support and insulate duct apparatus including a plurality of lightweight duct modules in combination with take-off connectors for joining such modules, each duct module comprising duct walls joined by corner members wherein said duct walls and take-off connectors comprise rigid fibrous glass (RFGB) with reinforced facing having inherent structural strength such that each duct module is self supporting.

Abstract: A method is provided for waterproofing a foundation in which a minimal amount of debris is generated. The method provides for selecting a first limited area of excavation of a floor along a wall. A tunnel is dug laterally below the floor to a location remote from the area of excavation for receiving a drainage pipe underneath the floor. A narrow channel is further excavated within the floor along the wall for receiving accumulated moisture leaking in from the wall. The channel directs and drains the moisture towards the excavated area in the floor and the drainage tunnel. With the limited amount of excavation provided by this method, the amount of concrete to be removed is substantially reduced.

Abstract: An undercover system for decks and the like which comprises at least a pair of spaced apart support assemblies and a plurality of cover members supported on the support assemblies to keep the area under the deck dry.

Abstract: A combination of versatile and inexpensive elements are combined on site to create an impermeable assembly which collects water falling through a grating or cracks between adjacent boards of a deck and completely drains it to one or more points at a selected edge. The impermeable assembly is comprised of a plurality of peaks and valleys configured to simplify installation, conserve headroom and provide an aesthetically pleasing finished surface. In a first embodiment, a collector collects the water falling through cracks between boards spanning the space between adjacent joists from which it drains transversely to a gutter positioned beneath the joists. The gutter drains the water longitudinally to the perimeter of the deck.

Abstract: To at least considerably diminish or even completely prevent rain water from being driven inward in a strong wind, the front face (9) of the front slab segment (61) has horizontal grooves (68, 69, 70).