1. All drains must be water tested by Contractor before roof replacement begins. If any drains are clogged, Owner to be notified immediately. Do not proceed until drains are in working order. 2. Remove existing roof system, insulation and crickets down to the underlying deck. 3. Replace insulation with new to match existing. 4. Replace any plastic or missing drain/overflow covers with new cast iron covers. 5. Install new crickets to match existing, enlarge where possible to aid in water flow to drains. Also install crickets behind all curbs over 2’ wide 6. Mechanically fasten ½ primed dens deck insulation assembly into deck and all vertical surfaces per ASCE 7 using a 11-17-21 pattern. For roof sections with insulation, mechanically fasten ½” DensDeck prime through insulation. DensDeck Prime must be installed everywhere roofing is to be installed. 7. Install FlexBase 80 over entire field of roof using Green Lock Plus Membrane Adhesive at 2.5 gallons per square. Flexbase 80 in all base flashings to be installed in 4 gallons per square of Green Lock Plus Flashing Adhesive...
