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How to Identify Your Commercial Roofing System
Buying or leasing a building doesn’t always come with a clear record of what roofing system is up there. Before calling a contractor for a repair, inspection, or replacement quote, it helps to know what you actually have — different systems are seamed, maintained, and repaired differently. Here’s how to figure it out. Check the…
What Is Commercial Roofing? An Overview for Property Owners
Commercial roofing refers to the roofing systems used on non-residential buildings — offices, warehouses, retail centers, industrial facilities, schools, and similar structures. The term covers both the roof type and the specialized materials, design, and installation practices that differ meaningfully from a house roof. Commercial vs. Residential Roofing The most visible difference is slope. Commercial…
EPDM Roofing for Commercial Buildings: Flexibility and Track Record
EPDM (ethylene propylene diene monomer) is a synthetic rubber single-ply membrane and one of the longest-standing commercial roofing systems in use — it has been installed on commercial low-slope roofs since the 1960s, giving it a field-proven track record that newer membranes have not yet had time to build. Where EPDM Outperforms Other Membranes EPDM’s…
Flat Commercial Roofing: Drainage, Slope, and Ponding Water Explained
Almost no commercial roof is actually flat. What gets called a “flat roof” in commercial construction is a low-slope roof — built with just enough pitch to move water toward drains rather than left level. That small distinction is the source of most flat-roof problems, and most flat-roof solutions. Why Commercial Buildings Use Low-Slope Roofs…
Commercial Roofing Materials: A Guide to What Roofs Are Actually Made Of
“Commercial roofing materials” is a broader category than any single system. A roofing system (TPO, EPDM, modified bitumen, and so on) is really an assembly of several material layers working together: a membrane on top, insulation underneath, and flashing and fasteners tying it to the building. Understanding the materials individually helps explain why systems perform,…
Metal Commercial Roofing: Lifespan, Costs, and Trade-offs
Metal roofing occupies the premium end of the commercial roofing market — higher upfront cost, but a service life that can make it the cheapest option on a per-year basis over the long run. Lifespan A steel standing seam roof with a quality painted finish typically lasts around 30 years, and can reach up to…
PVC Roofing for Commercial Buildings: When It’s the Right Choice
PVC (polyvinyl chloride) is a single-ply commercial roofing membrane best known for one specific strength: chemical resistance. Where it doesn’t fit every building the way TPO or EPDM might, it is often the clear right answer for a specific category of properties. Where PVC Outperforms Other Membranes PVC resists damage from chemicals, oils, grease, and…
Commercial Roofing Systems Explained: TPO vs. EPDM vs. Modified Bitumen
If you manage or own a commercial building, you will eventually face a roofing decision that affects your budget, your building’s energy performance, and how often you’ll be dealing with repairs. The three systems that dominate low-slope commercial roofing today are TPO, EPDM, and modified bitumen. Each has a genuinely different profile, and the right…