Ballast block for roofing structures

Barrel assembly and composite stress plate

Base for roof mounted devices

Base sheet for roofing assembly

Beaded soffit panel and method for building and the like

Bearing element for bearing the roof cladding of a...

Bearing for support of roofing tiles

Bi-functional roof drain and method of retrofitting a roof...

Bi-functional roof drain having integrated vent

Bidirectionally oriented corrugated articles

Bituminized roof sheet

Bituminous convering on concrete base

Blowback seal and gauge for building exterior panels

Bonding pad for nonpenetrating roof membrane fastening system

Box gutters

Bracket unit for fixing a roof gutter

Breakway gutter

Building component

Building component

Building components