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Commercial & Industrial Roofing
Explore topics related to non-residential roofing including flat systems, maintenance programs, materials, budgeting, and building code requirements for commercial and industrial properties.
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Discussions
Small blisters in an old silicone roof coating
Small blisters in an aged silicone coating can look dry from the surface, but that doesn’t show whether the separation is limited to the coating or involves the…
What should a flat-roof membrane quote include beyond the membrane?
Two EPDM, TPO, or PVC quotes can look comparable while covering very different work. The membrane choice matters, but so does whether the price assumes an overlay or…
What should an inspector check on blisters in a modified bitumen cap sheet?
Raised bubbles in a modified bitumen cap sheet can look alarming, but I wouldn’t want to assume they mean trapped moisture or that they’re harmless without more evidence.…
Reroofing Over an Existing Deck: When Is the Assembly Still Compliant?
We’re evaluating a commercial reroof where the existing assembly is: - Steel roof deck - Existing vapor retarder and insulation - Existing adhered roof membrane - Proposed cover…
What should a commercial roof maintenance log track over several years?
I’m trying to work out whether a simple photo-and-defect log is enough for a commercial flat roof, or whether a more formal condition-tracking system is justified. The roof…
What should a commercial roof maintenance inspection actually cover?
I’m trying to define a sensible inspection and maintenance scope for a low-slope commercial roof without turning every defect into an immediate replacement recommendation. For a useful inspection,…
Intermittent Ponding Near Commercial Roof Drain: Clog, Slope, or Settled Deck?
A low-slope commercial roof develops ponding near one internal drain, but only after heavier rain. The water is approximately 1 to 2 inches deep and appears to remain…
Finally Fixed That Annoying Roof Leak Myself - Feeling Pretty Proud
Had this stubborn leak on my flat roof for months, tried a few quick fixes that didn't hold up. Finally got some bitumen sealant stuff and patched it…
Budgeting a 42,000-SF Warehouse Roof With High Indoor Humidity
We’re preparing a budget for replacing approximately 42,000 square feet of low-slope warehouse roofing. The building has substantial moisture loads from production, washdown operations, and intermittent steam, so…
Painting your roof white and waking up in a cooler world
Woke up sweating again and had this random thought - what if everyone in my neighborhood painted their roofs white or used those reflective coating thingies? Imagine waking…
