Summary
PKAA PVC Roofs cosntruction. Roof type 1 (BLDS 1284, 325, 332, 1164, 1292) requires a fully adhered membrane roof system that provides an edge to edge, no dollar limit warranty and must be able to withstand a 3" diameter hail stone, 120 MPH minimum winds and a 20-year warranty period. Additionally, it includes demo of existing PVC down to the roof deck and include prefinished metal copings, where required, flashings, class 1 vapor barrier, fully adhered PVC membrane, 2 layers of mechanically fastened, 2.6" polyisocyanurate rigid insulation, 5/8" thick high-density gypsum, fully adhered, fasteners, adhesives, roof drains and metal roof drain covers. Total weight cannot exceed 4PSF. See attached file.