How do I evaluate a bid that is dramatically lower than the others?
Direct Answer A commercial roofing bid that is dramatically lower than the others should be evaluated by comparing its scope
August 14, 2026
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What is a slip sheet and when is one required?
Direct Answer A slip sheet is a thin separator material installed between two components of a roofing assembly to prevent
August 14, 2026
What is a pre-bid site walk and should attendance be mandatory?
Direct Answer A pre-bid site walk is a scheduled inspection of a commercial property before roofing contractors submit their bids.
August 14, 2026
What is a recover board and how does it differ from a cover board?
Direct Answer A recover board is a roofing board installed over an existing roof assembly as part of a roof
August 14, 2026
What documentation proves zone-specific fastening was actually installed?
Direct Answer The strongest documentation proving that zone-specific fastening was actually installed on a commercial roof includes approved roof plans,
August 14, 2026
How many bidders should be invited to a commercial roof project?
Direct Answer For most commercial roofing projects, inviting 3–5 qualified roofing contractors provides a practical balance between competitive pricing, contractor
August 14, 2026