Specifications include, but are not limited to:. Demolition of roofing; removal of roofing materials containing asbestos; capping and flashing at pipes, parapets and scuppers using all known metals (galvanized, copper, etc.); new/repair of gutters and downspouts; new/repair of roof drains (at interior of roofs and in parapets); new/re-roof asphalt shingle; new/re-roof clay or concrete tile; new/re-roof asphalt built-up, new/re-roof modified bitumen; new/re-roof single ply; new/re-roof TPO, PVC, (EPDM) rubber; roof drainage/roof re-pitching; roof coatings; skylights; curbs; storm damage repair; ventilation/ridge vents; ability to work on pitched and flat roofs; new/re-insulation; new/repair/replacement of substrates, membranes, adhesives.