Scope of work for the roofing scope consisted of the installation of two layers of 2.6″ polyisocyanurate insulation of the structurally sloped metal deck. Over the flast insulation, directional crickets were installed to direct water to the internal drains. Over the entire insulation assembly, 1/2″ DensDeck Prime was set in Firestone low rise adhesive. Next, one ply of Firestone White TPO SA was applied. 60 Mil white TPO SA flashings were installed on the walls. Firestone walk way pads were installed around the RTU and hatch