Elastomeric flashing assembly and method for same

Abstract

An elastomeric flashing assembly includes an elastomeric film having a rough opening panel and a wall flange. A liner is removably coupled along an elastomeric film adhesive side. A panel support substrate is coupled along the rough opening panel of the elastomeric film. The rough opening panel has a first elastomeric deformation characteristic based on the panel support substrate. The wall flange has a second elastomeric deformation characteristic lower than the first elastomeric deformation characteristic. In an installed configuration, the rough opening panel extends over the rough opening frame and the wall flange is folded at a wall flange joint and stretched around at least one rough opening frame corner along a wall panel of the rough opening frame in a planar configuration. The wall flange with the second elastomeric deformation characteristic is deformable into a planar configuration while coupled along the wall panel in the installed configuration.

What is claimed is: 
     
         1 . An elastomeric flashing assembly comprising:
 an elastomeric film including a rough opening panel and a wall flange coupled with the rough opening panel at a wall flange joint;   a liner removably coupled along an elastomeric film adhesive side; and   a panel support substrate coupled along the rough opening panel of the elastomeric film for installation along a rough opening frame:
 the rough opening panel having a first elastomeric deformation characteristic based on the panel support substrate, and 
 the wall flange having a second elastomeric deformation characteristic lower than the first elastomeric deformation characteristic, the wall flange with the second elastomeric deformation characteristic deformable into a planar configuration while coupled along a wall panel surrounding the rough opening frame in an installed configuration. 
   
     
     
         2 . The elastomeric flashing assembly of  claim 1 , wherein the panel support substrate is a continuous plane. 
     
     
         3 . The elastomeric flashing assembly of  claim 1 , wherein the panel support substrate includes a uniform smooth exposed surface. 
     
     
         4 . The elastomeric flashing assembly of  claim 1 , wherein the panel support substrate anchors the rough opening panel of the elastomeric film against deformation relative to the wall flange of the elastomeric film. 
     
     
         5 . The elastomeric flashing assembly of  claim 1 , wherein the panel support substrate includes a third elastomeric deformation characteristic greater than the second elastomeric deformation characteristic, and the first elastomeric deformation characteristic is based on the third elastomeric deformation characteristic of the panel support substrate. 
     
     
         6 . The elastomeric flashing assembly of  claim 1 , wherein the elastomeric film includes a sill dam coupled with the rough opening panel at a sill dam joint, the sill dam has a sill dam thickness greater than a rough opening panel thickness. 
     
     
         7 . The elastomeric flashing assembly of  claim 6 , wherein the sill dam is rotatable at the sill dam joint into a fenestration coupling configuration, in the fenestration coupling configuration the sill dam extends from the rough opening panel to a fenestration unit frame above the rough opening panel. 
     
     
         8 . The elastomeric flashing assembly of  claim 1 , wherein the wall flange includes a wall flange coating, the wall flange coating neutralizes an adhesive property of the elastomeric film. 
     
     
         9 . The elastomeric flashing assembly of  claim 1 , wherein the liner includes a panel liner coupled along the rough opening panel and a separate wall flange liner coupled along the wall flange. 
     
     
         10 . The elastomeric flashing assembly of  claim 1 , wherein in the installed configuration, the rough opening panel extends over the rough opening frame and the wall flange is folded at the wall flange joint and stretched around at least one rough opening frame corner along a wall panel of the rough opening frame in a planar configuration. 
     
     
         11 . The elastomeric flashing assembly of  claim 1 , wherein the elastomeric film includes a butyl tape, and the panel support substrate includes a biaxially oriented polyethylene terephthalate. 
     
     
         12 . An elastomeric flashing assembly comprising:
 an elastomeric film including:
 a rough opening panel, 
 a wall flange coupled with the rough opening panel at a wall flange joint, and 
 a sill dam coupled with the rough opening panel at a sill dam joint; 
   a film liner removably coupled along an elastomeric film adhesive side;   a sill dam liner removably coupled along a sill dam adhesive side; and   a panel support substrate coupled along the rough opening panel of the elastomeric film between the wall flange joint and the sill dam joint:
 the rough opening panel having a first elastomeric deformation characteristic based on the panel support substrate, the wall flange having a second elastomeric deformation characteristic lower than the first elastomeric deformation characteristic, and 
 in an installed configuration, the rough opening panel extends over the rough opening frame, the sill dam is folded at the sill dam joint and coupled along a fenestration unit frame, and the wall flange is folded at the wall flange joint and stretched around at least one rough opening frame corner along a wall panel of the rough opening frame in a planar configuration. 
   
     
     
         13 . The elastomeric flashing assembly of  claim 12 , wherein the panel support substrate is a continuous plane. 
     
     
         14 . The elastomeric flashing assembly of  claim 12 , wherein the panel support substrate includes a uniform smooth exposed surface. 
     
     
         15 . The elastomeric flashing assembly of  claim 12 , wherein in the installed configuration the panel support substrate continuously extends over a sill portion and one or more of left and right upright portions of the rough opening frame. 
     
     
         16 . The elastomeric flashing assembly of  claim 12 , wherein the panel support substrate anchors the rough opening panel of the elastomeric film against deformation relative to the wall flange of the elastomeric film. 
     
     
         17 . The elastomeric flashing assembly of  claim 12 , wherein the panel support substrate includes a third elastomeric deformation characteristic greater than the second elastomeric deformation characteristic, and the first elastomeric deformation characteristic is based on the third elastomeric deformation characteristic of the panel support substrate. 
     
     
         18 . The elastomeric flashing assembly of  claim 12 , wherein the wall flange includes a wall flange coating, the wall flange coating neutralizes an adhesive property of the elastomeric film. 
     
     
         19 . The elastomeric flashing assembly of  claim 12 , wherein the liner includes a panel liner coupled along the rough opening panel and a separate wall flange liner coupled along the wall flange. 
     
     
         20 . The elastomeric flashing assembly of  claim 12 , wherein the elastomeric film includes a butyl tape, and the panel support substrate includes a biaxially oriented polyethylene terephthalate. 
     
     
         21 . A method of installing an elastomeric flashing assembly comprising:
 coupling a rough opening panel of an elastomeric film along a rough opening frame, the rough opening panel including a panel support substrate, and the rough opening panel includes a first elastomeric deformation characteristic;   coupling a wall flange of the elastomeric film along a wall panel of the rough opening frame, coupling including:
 folding the wall flange at a wall flange joint relative to the rough opening panel, 
 stretching the wall flange around at least one rough opening frame corner according to a second elastomeric deformation characteristic of the wall flange lower than the first elastomeric deformation characteristic, and 
 laying the stretched wall flange along the wall panel in a planar configuration according to the second elastomeric deformation characteristic. 
   
     
     
         22 . The method of  claim 21 , wherein coupling the rough opening panel along the rough opening frame includes coupling the rough opening panel along the rough opening frame and the panel support substrate is a continuous plane. 
     
     
         23 . The method of  claim 21 , wherein coupling the rough opening panel along the rough opening frame includes coupling the rough opening panel along the rough opening frame and the panel support substrate is a uniform smooth exposed surface. 
     
     
         24 . The method of  claim 21 , wherein coupling the rough opening panel along the rough opening frame includes resisting stretching of the rough opening panel with the panel support substrate. 
     
     
         25 . The method of  claim 21  comprising coupling a sill dam along a fenestration unit frame, the elastomeric film includes the sill dam coupled with the rough opening panel at a sill dam joint. 
     
     
         26 . The method of  claim 25 , wherein coupling the sill dam includes:
 folding the sill dam at a sill dam joint toward the fenestration unit frame, affixing the sill dam along the fenestration unit frame.   
     
     
         27 . The method of  claim 21 , wherein laying the stretched wall flange along the wall panel in the planar configuration includes the wall flange with a uniform smooth exposed surface. 
     
     
         28 . The method of  claim 21 , wherein laying the stretched wall flange along the wall panel in the planar configuration includes resisting stretching of the rough opening panel with the panel support substrate. 
     
     
         29 . The method of  claim 21 , wherein coupling the rough opening panel along the rough opening frame includes:
 removing a panel liner from an elastomeric film adhesive side corresponding to the rough opening panel, and   adhering the elastomeric film adhesive side of the rough opening panel along the rough opening frame.   
     
     
         30 . The method of  claim 21 , wherein coupling the wall flange along the wall panel of the rough opening frame includes:
 removing a wall flange liner from an elastomeric film adhesive side corresponding to the wall flange, and   laying the elastomeric adhesive side of the stretched wall flange along the wall panel includes adhering the wall flange along the wall panel.