The Base Bid Roof Recover of Area A will consist of the removal of the existing flashings and roofing materials to expose the structural roof deck. Repair the roof deck as needed and document with photographs and quantities. Furnish and install new R-38ci ASTM C 1289 Type II Class 2 or 3 CGF polyisocyanurate insulation (CGF required at the top layer, bottom layers may have standard facer) followed by a new 60 mil white TPO membrane with mechanically attached induction welded fasteners (8, 12, 1
3417 1ST AVE S