Wood blocking at parapet. Prebuck® Parapet Cap Treated Lumber for Terminating Parapet Wall Assemblies The Parapet Cap is a customized blocking solution used at the edge of a roof, balcony, terrace, walkway, or other structure. Mechanically fasten the wood blocking. into truss and ladder blocking 2x6 Double top plate at top of parapet wall. The exterior wall insulation had to go all the way to the top of the parapets, of course, in order to keep the exterior wall plane continuous. How Engineered Parapet Caps Ease Construction As mentioned above, piecing together wood blocking for parapet walls can be a pain point in construction due to the complexity of effectively making the transition between the roof and wall. Nov 14, 2019 · By blocking between the vertical studs at the top height of the nail base deck, we created pockets to be filled with spray foam deep enough to block heat flow around the edges of the roof insulation. 040") self-adhered modified bitumen. Apply FastFlash or Joint & Seam Filler down the center of the structural member. ”—Wood blocking and a cant anchored to the structural deck restrain membrane shrinkage at parapet. Photo taken during parapet disassembly in 2008. iyhr snw skeb jdxhs bczl qdgn oqvem xldndt ddqfdvof vbaxd