Abstract: A drain coupler includes a drain coupler body having a lower opening and an upper opening. A pliable seal is carried by or adjacent the upper opening, the pliable seal operable to form a water-tight seal about an exterior of a metallic throat section of a drain. Coupler engagement structure is carried by the drain coupler adjacent the upper opening of the drain coupler body. Cap engagement structure is carried by a cap. The cap engagement structure and the coupler engagement structure cooperatively enable removable engagement of the cap over the upper opening of the drain coupler body to temporarily cover the upper opening of the drain coupler. The cap is removable to allow insertion of the metallic throat section in the pliable seal.
Abstract: The present invention is directed to an exhaust vent assembly including a sleeve, a neck, a damper in the neck, a cap attached to the neck and a collar. The exhaust vent assembly may be configured without any tools and without any penetrative fasteners.
Abstract: A drain insert assembly is provided for retrofitting or for use with an existing drain bowl received in a roof surface that interconnects with a drain pipe. The drain insert assembly includes a drain insert configured to extend between the roof and the existing drain pipe. The drain insert includes a first, end portion dimensioned for receipt in the existing drain pipe, and a second portion dimensioned to cover an inner surface of the existing drain bowl, and at least one flange extending outwardly from the end portion. An uncured seal material is interposed between the end portion and the existing drain pipe.
Abstract: Support brackets for supporting panels, architectural panel systems, and methods of installing architectural panels on support structures. Support brackets can include opposite sides, four quadrants, through holes containing studs extending from one side of the plate, and a center hole. Architectural panel systems can include support brackets attaching architectural panels to a support structure, first fasteners attaching the support brackets to the architectural panels, and second fasteners attaching the support brackets to the support structure. Methods of installing an architectural panel system can include attaching architectural panels to support brackets with first fasteners, positioning the support brackets on a support structure, and attaching the support brackets to the support structure with second fasteners, for example, that extend through the support brackets.
August 10, 2018
Date of Patent:
October 8, 2019
Michael Edward Schock, Uriah Robert Bueller
Abstract: An example drain apparatus includes a drain body for connection to a plumbing system. The example drain apparatus also includes a top drain assembly having a compressible fitting, the top drain assembly configured for removable installation within the drain body. An example drain system includes an apparatus having a drain body and a top drain assembly for installation with the drain body. The example drain system includes a jig configured to cut the drain body below an upper surface of a floor the drain body is installed in so that the top drain assembly is fitted to the drain body substantially level with the upper surface of the floor.
Abstract: A moisture control assembly for use with a support beam extending through an insulation layer is provided. The insulation layer is positioned between an outer wall and an inner wall. The assembly includes: a moisture path close-out structure coupled to the insulation layer at an aperture defined through the insulation layer, the moisture path close-out structure including an opening substantially aligned with the aperture and configured to receive the support beam therethrough; and a coupling mechanism configured to secure the moisture path close-out structure to the support beam such that the moisture path close-out structure is partially pulled away from the insulation layer, the coupling mechanism and the moisture path close-out structure configured to direct liquid flow down and away from the support beam and along the insulation layer.
Abstract: A floor drain having a drain body that receives a rotatable frame with a grate. The orientation of the grate and frame about an axis of the drain body may be adjusted by rotating the frame relative to the drain body and clamping the frame in the desired orientation. Adjustments to the orientation of the grate and frame can be made to align the grate and frame with floor tiles or other flooring materials and with walls surrounding the floor drain.
Abstract: A floor drain system includes a generally rectangular drain grate having a plurality of drain apertures, and a drain body, having a circular lower portion defining an outlet and configured to mate with an underdrain structure, and an upper portion defining an inlet configured to receive the drain grate in a frictional fit. The drain body includes an integral grout rim surrounding the inlet, having a knife-tapered top edge, configured to reduce the visibility of the grout rim between the surrounding material and the grate. The drain body further includes an undercut rim around an outer perimeter of the inlet, the undercut rim having a bottom surface angled upward toward the drain body. The drain body can also include dovetail-shaped buttresses extending outward from the drain body, having tapered surfaces angled toward the drain body, thereby to mechanically interlock the drain body with hardened grout therearound.
Abstract: A pipe brace for securing a pipe passing through a frame of a wall. The pipe brace includes a structural member including a first wall defining an aperture and a second wall extending from the first wall, the first wall and the second wall at least partially defining a channel that receives at least a portion of the frame. A gasket engages a perimeter of the aperture in a press-fit relationship. The pipe may be inserted into the aperture from either a first side or a second side of the aperture, and the gasket forms an air-tight seal with pipe to inhibit airflow.
Abstract: There is described a pipe connector for connecting first and second pipes slidably engageable one into the other, the pipe connector comprising: a side wall extending between a first end and a second end along a longitudinal axis and defining an interior space, the side wall being adapted to be inserted into a floor hole made into a floor; a floor flange extending laterally and outwardly from the first end of the side wall, the floor flange being adapted to rest on a floor surface when the side wall is inserted into the floor hole; and a guiding assembly secured to the side wall and comprising at least one resilient retaining finger for receiving the first pipe therebetween, the at least one resilient retaining finger being securable to the first pipe when the second pipe is engaged into the first pipe.
Abstract: A drain cover with a locking mechanism which has a cylindrical body with a first end, a second end, an end wall at the first end and a peripheral sidewall that extends between the first end and the second end. The peripheral sidewall has an exterior surface and an interior surface which defines an interior bore. A wedge member positioned at the second end of the peripheral sidewall and is movable from a release position to a locking position. In the release position each wedge member is positioned at the second end of the peripheral sidewall. In the locking position each wedge member is moved up the exterior surface of the peripheral sidewall toward the first end. Means are provided for moving each wedge member from the release position to the locking position.
Abstract: A protective covering helps to prevent fastener leaks from roof installed fasteners, which are used to mount roofing systems, such as a solar panel installation system, to roofs with a mounting bracket attached to the roof. The protective covering is a portion of flat, malleable waterproof material molded to form a cover, forming a rounded or peaked triangular-shaped structure when viewed from the side. The triangular shaped structure includes a base and a hypotenuse portion where the line of the roof acts as a side which is covered by at least the hypotenuse portion. The hypotenuse portion meets the roof at an angle. The covering is adapted for insertion under portions of a roof shingle, and extends back in a slight rise (downwardly with respect to the root) to cover the fastener and L-shaped bracket, which the fastener fastens to the roof.
Abstract: One embodiment of a recessed roof drain support (recession plate) is to be mounted under structural roof sheathing at the location of a roof deck penetration for a roof drain body. The roof drain body mounting flange, when mounted to the recession plate, will be below the surface of the roof sheathing, creating a recess for a roofing membrane to flow smoothly into the clamping surface of the roof drain body, leaving no opportunity for water to stand.
Abstract: A split-flashing composition for covering a protrusion from a roof, having a flange for sealing to a roof surface with an in-plane spiral closed-loop opening with first and second end portions connected together in an off-set manner, and a generally conical collar portion that extends from the flange portion, the collar portion having a curved wall section and a planar wall section that define an internal volume within the collar portion.
Abstract: A split-flashing composition for covering a protrusion from a roof, having a flange for sealing to a roof surface with an in-plane spiral closed-loop opening with first and second end portions connected together in an offset manner, and a generally conical collar portion that extends from the flange portion, the collar portion having a curved wall section and a planar wall section that define an internal volume within the collar portion.
Abstract: A flush plug and a collar are used in installing a drain or cleanout. A flush plug is temporarily attached to the nipple of a cleanout or to a drain base and leveled. Concrete is then poured flush with the top of the flush plug. After the flush plug is removed from the cured concrete, a collar is installed in the hole in the concrete left by the flush plug. The outside of the lower portion of the collar is beveled like the flush plug. The upper portion of the collar includes a sleeve rising above the top surface of the surrounding concrete by an amount equal to the thickness of the specific floor finish. Tile or other finish may then be laid to around the collar. The installed drain will be flush and level with the flooring around it.
Abstract: A safety line anchor securable to a roof drain is disclosed. The anchor provides a secure tie down location for people working on the roof of a building. The anchor is portable so that users can carry it with them to the roof and secure it in a roof drain with minimal modification of the drain. When the worker is finished on the roof, the device can be removed and carried away. The safety line anchor comprises a body, a drain coupling assembly, and an expansion assembly. The drain coupling assembly securely fastens the anchor to the roof drain. The expansion assembly expands in the neck of the drain or the roof drain system piping to minimize wobbling of the anchor. A safety line may be attached to the body of the anchor.
Abstract: A flashing strip can include a body and at least one reinforcing member. The flashing strip can include a viscoelastic body deformable by a manual force between at least a first configuration and a second configuration. The flashing strip can also include at least one reinforcing member being deformable by the manual force. The reinforcing member can be configured to maintain a first shape of the body when the body is in the first configuration and when the manual force is not applied to the body and can be configured to maintain a second shape of the body when the body is in the second configuration and when the manual force is not applied to the body.
Abstract: A roof pipe flashing with a raised boot and elongated opposite extensions extending therefrom which roof pipe flashing is used to cover and weatherproof an existing but damaged roof pipe flashing on the pitched roof of a building. The roof pipe flashing can be made manually by cutting or tearing along pre-marked lines on the flat base of a roof pipe flashing.
Abstract: A strip for use in sealing one or more roof penetrations comprising a strip including a plurality of panels positioned in a side-by-side manner, a plurality of flanges positioned in a side-by-side manner, a plurality of first hinges interconnecting the panels, and a plurality of second hinges interconnecting the panels with the flanges. The flanges being bendable relative to the panels. At least a portion of the strip configured to be disposed about the roof penetration to form a container for receiving sealant with the panels of said at least a portion of the strip extending generally perpendicular to the roof and the flanges of said at least a portion of the strip being bent relative to the panels to extend generally parallel to the roof. The remaining portion of the strip may be used to seal one or more other roof penetrations in a similar manner. A kit for sealing one or more roof penetrations including the strip, a container of adhesive and a container of sealant.
Abstract: A pipe flashing protector for protecting the vulnerable joint between a vent pipe and the roof flashing for a building, house or other architectural structure to prevent wear and decay of the joint and more specifically to protect the joint from ultraviolet light, moisture, and debris.
Abstract: A roof flashing that can be installed around a pipe, instead of over the pipe, is provided. The roof flashing can include a collar, a base, a foot, and a longitudinal opening. The collar can have a conical shape, and the base can have a top edge and a bottom edge such that the top edge of the base is coupled to a bottom edge of the collar. The foot can be coupled to the bottom edge of the base and extend outwardly from the bottom edge of the base. The longitudinal opening can extend from an apex of the collar to an edge of the foot and can include first, second, and third sections. A width of the longitudinal opening can increase when first and second edges of the opening are pulled away from each other.
Abstract: An insulated sewer vent cover designed to passively prevent ice blockage, comprises a sealed annular insulating space comprising either entrapped air or an appropriate insulation material. The vent cover further comprises a plurality of concentrically arranged and chemically bonded plastic plumbing components which include a pair of bushings, a pair of couplers, and a pair of tubing sections of different diameters. These components are designed to be installed and chemically bonded onto an existing roof-mounted sewer vent pipe.
Abstract: An integral one-piece roof flashing for preventing moisture from passing between a vent pipe and a roof. The flashing, preferably of plastic, includes a base having an aperture and a laterally-extending planar flange with a raised center portion. An upstanding outer sleeve is joined to the center portion by a flexible corrugated portion of the flashing. A downwardly-depending inner sleeve has a top end joined to the distal end of the outer sleeve, extends into the outer sleeve, and is adapted for receipt into the top end of the vent pipe. The corrugated portion flexes to allow the outer sleeve to be angled up and down the pitch direction of the roof, side to side, and to extend to accommodate different roof pitch angles and vent pipe heights. A scale on the base allows the vent pipe height to be measured to ensure that it is within acceptable limits.
Abstract: An electrical conduit flashing system for efficiently replacing existing flashing for an electrical conduit without disconnection of electrical services. The electrical conduit flashing system generally includes a lower cover having a first base, a second base and a third base movably attached to one another, and an upper cover having a pair of mating portions positioned above the lower cover. A grommet may be attached to an upper opening formed within the upper cover to seal the same against the conduit.
Abstract: A flashing with a base member for placing against a roof, a lower stack member connected to the base member, and an upper stack member with a gasket for forming a tight seal with a pipe, the upper stack member being detachably connected to the lower stack member. Because the upper stack member with the gasket is detachably connected to the lower stack member, when the gasket is so degraded that it should be replaced, the upper stack member with gasket are removed without removing or replacing the base member and lower stack member of the flashing.
Abstract: A roof flashing that can be installed around a pipe, instead of over the pipe, is provided. The roof flashing can include a collar, a base, a foot, and a longitudinal opening. The collar can have a conical shape. The base can have a top edge and a bottom edge, the top edge of the base coupled to a bottom edge of the collar, the bottom edge of the base having a diameter larger than a diameter of the top edge of the base. The foot can be coupled to the bottom edge of the base and extend outwardly from the bottom edge of the base. The longitudinal opening can extend from an apex of the collar to an edge of the foot, and a width of the longitudinal opening can increase when first and second edges of the opening are pulled away from each other.
February 23, 2012
July 26, 2012
Golden Rule Fasteners, Inc.
William Archie McDow, JR., David Campbell McDow
Abstract: The invention relates to a through-passage roofing tile comprising at least one part that has an inlet opening and a sealing surface. A connecting part is arranged below the lower part, said connecting part likewise having a sealing surface which lies below the sealing surface of the lower part. Both sealing surfaces face each other. The lower part and the connecting part are interconnected by fixing means. A sarking membrane lies at least partly between both sealing surfaces.
Abstract: A vent hood and flashing assembly for use on a metal roof. A vent hood overlies and is joined to flashing. A cover and a screen overlie an upper end portion of the flashing to exclude rain, snow and pests. The flashing includes a resilient, flexible, water-repellant, flexible flange that extends outward from, and is attached to, a lower end portion of the flashing and a flexible, ring seal that overlies an upper surface of the flange. The assembly can be placed over a projection through an opening in a metal roof such that the cover and screen overlie an upper end of the projection and with the flashing surrounding the projection, and the flange can be bent to sealingly conform to the roof surface and secured thereto by fasteners.
Abstract: The invention comprises a replacement collar for a roof vent pipe. The collar provides UV protection for an existing gasket or can be used as a separate installation. Preferably, the collar has a thicker gauge and includes a seal flange and pre-applied sealant. The collar is designed for universal application for all appropriate sizes of pipe with unique cut line indentations to enable correct trimming to selected size.
November 17, 2011
May 24, 2012
Glenn F. Fedale, SR., Allen Fedale, Glenn F. Fedale, JR.
Abstract: A split-flashing composition for covering a protrusion from a roof, the composition having a flange portion adapted for sealing to a roof surface, the flange portion being substantially planar and having an in-plane spiral shape that describes a closed-loop opening for receiving the protrusion; the flange portion having first and second flange end portions that are connected to each other in-plane and in an off-set manner; a collar portion fixably attached to the flange portion; a closed-loop collar-portion construction having a substantially curved wall section and a substantially planar wall section that are connected to each other and together define an internal volume of space, wherein the substantially curved wall section spirals outwardly from a first substantially curved wall section edge portion to a second substantially curved wall section edge portion; the collar portion having a substantially conical shape, wherein the cross-sectional area of the internal volume of space decreases as the distance b
Abstract: A flashing assembly comprising a base plate, flashing, flashing adapter and O-ring is disclosed. The flashing assembly components fit tightly together, creating a waterproof seal. The flashing assembly has no exposed rubber pieces, which prevents erosion and extends the life of the assembly. The waterproofing and durability of the disclosed flashing assembly make it ideal for enclosing electrical wires and running plumbing needs through the roof or wall membrane. The disclosed flashing assembly is capable of attaching to a number of products, including, but not limited to junction boxes, combiners, and service panels.
October 14, 2011
April 19, 2012
D THREE ENTERPRISES, LLC
Richard F. Schaefer, David Kreutzman, Don N. Tamm
Abstract: A pitch pocket assembly for sealing an aperture in a roof includes a first member and a plurality of flashing members. The first member includes a wall portion and a plurality of flashing portions. The plurality of flashing portions extend from and are substantially perpendicular to the wall portion proximate at least one deformation zone. The plurality of flashing members are each attached to the first member. Each of the flashing members at least partially overlaps at least one of the flashing portions. The wall portion of the first member is bendable along each of the deformation zones to form a pitch pocket having the flashing members at least partially overlapping the flashing portions of the first member.
Abstract: A storm collar includes a shield, an upper anchoring collar, support arms, and a lower anchoring collar. The upper anchoring collar secures the shield to an exhaust stack. The support arms are attached to the underside of the shield and the lower anchoring collar. Gaskets are placed between the joints of the storm collar pieces and between the exhaust stack for a tight fit. The angle of the support arms and the shield provide a compression fit based on the load supported by the shield. The storm collar protects the flashing and joints around an exhaust stack from damage caused by moisture.
February 1, 2010
August 4, 2011
Toyota Motor Engin. & Manufact. N.A.(TEMA)
Abstract: A target piece for sealing mechanical penetrations in single ply roofing membranes is provided. The target piece comprises a left piece and a right piece, or a single unified piece. The left piece can be applied on one side of the one or more mechanical penetrations, and the right piece can be applied on an opposite side of the one or more mechanical penetrations. Alternatively, the unified piece can be applied on the one or more mechanical penetrations. Left and right curb elements are attached to a top of the left piece and right piece, respectively. Faces of the left and right pieces are sealed to each other and faces of the left and right curb elements are sealed to each other using an adhesive/heat seal, thus forming a pocket around the mechanical penetrations, and then sealant is poured into the pocket to seal the mechanical penetrations. Extensions are provided on ends of either the right or left pieces of the target piece to provide extra insurance against water leakage.
May 26, 2006
Date of Patent:
June 7, 2011
Building Materials Investment Corporation
Abstract: An improved zinc flashing system for use with metal and non-metal roof systems. The improved zinc flashing system includes a base plate that includes an aperture and vertical tube that is attached to the base plate. The vertical tube form extends upwardly from the upper surface of the base plate or downwardly from the bottom surface of the base plate. The zinc flashing system is designed to form a water-tight seal about a roof penetration and/or a roof drain. A protective layer can be used to inhibit or prevent contact of the zinc material of the zinc flashing with a roofing structure. The protective layer can be connected and/or coated to the zinc flashing.
Abstract: A combined vent cap and inspection cap fitting assembly includes a top cap that has a planar top surface and a sidewall extending downward therefrom. Such cap fitting assemblies may be either air-tight or air-flow fitting assemblies depending on whether the present invention is applied inspection cap fittings or vent cap fittings respectively. A bottom cap is seated on the conduit top opening and has an outer wall engaged with the conduit that is spaced inward from the top cap outer wall such that a gap is formed therebetween, allowing ambient air to flow upwardly between the top and bottom caps outer walls, and downwardly through the bottom cap top opening and the conduit. An adapter coupling is removably mated to the conduit. The outer wall of the bottom cap terminates subjacent of the top cap sidewall.
Abstract: A flashing device comprising a flange comprising a front surface, back surface, and an opening wherein the opening is essentially centrally located in the flange and wherein the flange is suitable for attachment to a surface of an overlaid structural sheathing panel over a protrusion through the sheathing panel, and a gasket effective to essentially seal the perimeter of the protrusion to water, and an adhesive backing located on a back surface of the flange wherein the backing comprises an adhesive effective to permanently attach the flashing device to the surface of the overlaid structural sheathing panel. A system for flashing can comprise such a flashing device. A kit, building system or structure can comprise a flashing device as described and an overlaid wood composite panel.
Abstract: A method of constructing in-floor drains includes measuring a vertical distance from a component in the floor to an in-floor drain pipe, and ordering a customized floor drain flasher adapter membrane having an outer ring for engaging the floor component, such as a waterproof membrane, and having an inner ring for positioning adjacent an entrance to the drain pipe, the outer and inner rings being spaced apart a dimension correlated to the measured vertical distance. The method includes installing the customized floor drain flasher adapter membrane to connect to the in-floor drain in a way that reduces leaks and that prevents unnatural and uneven folding, bending or stretching of the membranes. Preferably, an inventory of different types of pre-manufactured floor drain flasher adapter membranes are pre-manufactured for just-in-time shipment. The adapter membrane can be attached to a pre-formed waterproof membrane, or to a liquid-formed membrane formed on the construction site.
Abstract: Disclosed is a flashing for weatherproofing an aperture made in an inclined roof to allow passage of a vertical member such as chimney through the inclined roof. This flashing has a base member adapted to be mounted over the aperture and a surrounding member that is tubular in shape and extends upwardly from the base member to fit around the vertical member. The base member comprises a covering panel of quadrilateral shape having a top edge adapted to be positioned on an upper part of the inclined roof, a bottom edge adapted to be positioned on a lower part of the inclined roof, two opposite side edges and an opening large enough to allow passage of the vertical member therethrough. A bottom side wall projects downwardly from the bottom edge of the covering panel and two lateral side walls respectively extend downwardly from the opposite side edges of the covering panel and sidewardly from the bottom side wall in a tapering fashion.
March 8, 2004
Date of Patent:
October 3, 2006
Compagnie de Cheminees Industrielles, Inc.
Abstract: An entry port including at least one cylinder with a lip on the attachment portion surrounding each hole in a plate. The rim surrounding each hole is rolled over a lip on a corresponding cylinder to secure each cylinder to the plate to form the entry port. Each cylinder preferably has a flared circumference on the portion away from the attachment to the plate to allow a boot to be clamped on each cylinder.
Abstract: The present invention is a boot and a method of making a boot for providing a water-tight seal around a protrusion on a roof. The boot may have a top portion adapted to surround a predetermined portion of the protrusion to be covered. The bottom end of the top portion has a bottom opening and a horizontally flat bottom edge. The boot may be installed by placing the bottom opening of the top portion over a protrusion to be covered so that the base portion is substantially flat on the roof. The top opening of the top portion may then be pulled around the protrusion so that it may be adjusted to fit the protrusion. Then the top opening of the top portion may be sealed around the protrusion and the base portion may be sealed to the roofing membrane.
Abstract: A pipe boot having a vertical portion adapted to surround a predetermined portion of the pipe to be covered, the vertical portion having a top end and a bottom end, wherein the top end has a top opening and wherein the bottom end has a bottom opening; a base portion, wherein the base portion is connected to a bottom edge of the vertical portion and wherein the vertical portion extends substantially in the vertical direction when the base portion resides on the roof. It is also preferred that the bottom opening of the boot be adapted to accept a pipe to be covered. In the preferred embodiment, the top end of the vertical portion has a slit, the slit running vertically down a predetermined distance of the vertical portion of the boot and wherein the slit allows the top opening of the vertical portion to be adjusted in size to fit around the pipe to be covered.
Abstract: Presealed System device for walls, floors and roofs. The Presealed System device forms pre-selected openings in floors and walls and roofs in buildings and/or houses and/or during remodeling projects for allowing plumbing pipes and/or electrical conduits to pass therethrough. The devices include stacked or side by side PVC type sleeves with an inwardly protruding portion of a resilient member such as a t cross-sectional shaped washer separating the sleeves from one another. The resilient member also includes a rearwardly extending portion which extends into the walls and floors that can have ridges thereon, and additional portions which are adjacent to exterior sides of the sleeves. Pipes and conduits placed into the openings through the devices are sealed by the inwardly protruding portions of the resilient members and the seal is maintained during expansion and contraction of the boundary layer that occurs during daytime and nighttime temperature changes and heating and cooling conditions.
Abstract: A shower drain having a tapered body and arcuate keepers circumferentially disposed around the body and capable of being drawn up the tapered body from a lower position to a higher position to engage the underside of a shower drain floor and hold the drain in place. When the keepers are in the lower position the drain readily fits through the floor drain opening. The keepers are drawn up the body by turning bolts extending through openings in the drain flange. The keepers extend substantially the full circumference of the drain body to provide maximum seating area against the underside of a shower floor.
Abstract: A pipe boot having a vertical portion adapted to surround a predetermined portion of the pipe to be covered, the vertical portion having a top end and a bottom end, wherein the top end has a top opening and wherein the bottom end has a bottom opening; a base portion, wherein the base portion is connected to a bottom edge of the vertical portion and wherein the vertical portion extends substantially in the vertical direction when the base portion resides on the roof. It is also preferred that the bottom opening of the boot be adapted to accept a pipe to be covered. The pipe boot may also be open to allow installation on existing pipes. In the preferred embodiment, the top end of the vertical portion has a slit, the slit running vertically down a predetermined distance of the vertical portion of the boot and wherein the slit allows the top opening of the vertical portion to be adjusted in size to fit around the pipe to be covered.
Abstract: A flashing for sealing about a roof penetration includes a first sheet having a first edge. The first sheet includes a substantially planar portion and a portion that is inclined with respect to the planar portion. The inclined portion has a recess open at the first edge. A second sheet has a first edge. The second sheet includes a substantially planar portion and a portion that is inclined with respect to the planar portion. The inclined portion has a recess open at the first edge.
Abstract: A means to engage two vertical pipes or tubes of unlike and increasing size that have been co-inserted such as with a roof or floor drain, in a manner that prevents the contained fluid from overspilling when the said pipes become full or when the fluid flows in a direction opposite from normal gravity flow, which is generally considered as flow from the smaller to the larger pipe. The means of engagement closes the void between the inside diameter larger pipe and outside diameter smaller pipe to withstand fluid pressure in a way that accounts for angular misalignment, pipe or tube eccentricity, manufacturing tolerance, as well as tube condition and debris attached to either pipe sidewall. More specifically, a roof drain system for existing roofs or new construction including a flanged outlet pipe for insertion into the roof drain pipe with the flange mounted on top of the roof. A water straining system is mounted on top of the flange.