Sellers Roofing Resources
February 18, 2026
Step flashing and counter flashing provide a two-part defense against leaks where a roof meets a wall or chimney. Step flashing consists of a…
Read article: What is step flashing vs. counter flashing on a Minnesota roof, and how can you spot a bad install from the ground?February 16, 2026
Commercial roof leaks are usually coming from one of a few repeat spots: seams, flashings at penetrations, drains, or edge terminations. Start inside by…
Read article: Commercial Flat-Roof Leak Troubleshooting on TPO, EPDM, or Modified BitumenFebruary 16, 2026
Shingle blow off after high winds happens when wind gets under a shingle and lifts it until the seal breaks, fasteners loosen, or the…
Read article: What causes shingle blow off after high winds in Saint Paul, and what should you do in the first 24 hours?February 16, 2026
Pick Class 4 shingles if your building sits in a hail-prone, severe weather Minnesota area, you can’t afford repeated storm-related shutdowns, or your insurer…
Read article: Should you choose Class 3 or Class 4 shingles for Minnesota hail?February 16, 2026
To read a roofing estimate with confidence, focus on four things: line items for exact scope (what’s included and excluded), measured quantities (square footage,…
Read article: How to read a roofing estimate, line items that matter and red flags to watchFebruary 14, 2026
Most commercial roofs in Minnesota can handle routine winter snow, but roof snow load becomes risky when snow turns wet, drifts pile up in…
Read article: Is My Roof Snow Load in Minnesota Normal or a Real Risk?February 14, 2026
In Minnesota, most roofs last 15 to 50+ years, depending on material, installation quality, ventilation, drainage, and storm exposure. Asphalt shingles typically last 15–25…
Read article: Roof Lifespan in Minnesota — How Long Roofs Last (Asphalt, Metal, TPO, EPDM)February 13, 2026
Commercial roof inspections in Saint Paul aren’t just routine checklists — they require an understanding of Minnesota’s climate stress cycles. The Twin Cities region…
Read article: Commercial Roof Inspection Checklist in Saint Paul, MN (Seasonal Ground-Level Guide)February 13, 2026
Roof penetrations on flat roofs leak because they interrupt the roof’s roofing membrane and then get stressed by movement, weather, and standing water. HVAC…
Read article: Why Do Roof Penetrations on Flat Roofs Leak—and How Can You Prevent It?February 12, 2026
Most homes follow International Residential Code R806 style rules for attic ventilation to the outdoors, size vents using the 1/150 rule (or 1/300 when…
Read article: What Are the Rules for Roof Ventilation? A Code-Based Guide (and How Venting Supports the 5 Functional Requirements of a Roof)February 12, 2026
Hail can hit Saint Paul hard, then disappear, leaving a roof that looks fine until the next big rain. The problem is that hail…
Read article: How to Spot Hail Damage on Asphalt Shingles in Saint Paul, MN (Photos)February 11, 2026
Flat roof penetrations leak because they interrupt the roofing membrane and get stressed by movement, weather, and foot traffic. Most leaks start at weak…
Read article: Flat Roof Penetration Leaks: Causes and Fixes (2026)
