Local Cohagen Roofing Experts. Free Estimates

Owens Corning Duration shingles with SureNail technology rated to ASTM D3462 and D7158 Class H wind resistance. Our Cohagen crews install TruDefinition Duration in a full Owens Corning system. ProArmor synthetic underlayment, VentSure ridge vent, and Starter+ starter strip. Preferred Protection warranty included.

After we fix your roof, we send you before-and-after photos and a written warranty. If it leaks again from the same spot within 5 years, we come back free. That's the deal.

Hail, wind, fallen branches. Montana storms do real damage to roofs. We respond within 24 hours, tarp exposed areas to prevent further damage, and start your insurance claim with a detailed inspection report.

New construction roof installation following IRC Section R905 and local Cohagen building code amendments. We calculate ventilation per IRC R806 (1:150 ratio reduced to 1:300 when 50% is within 3ft of ridge. Synthetic underlayment per ASTM D226, ice barrier per ASTM D1970 at eaves in freeze-thaw climate zones. Manufacturer-certified installation locks in the full system warranty.

Corrugated metal and R-panel are cost-effective options for barns, detached shops, and covered patios in Cohagen. We install 29-gauge and 26-gauge corrugated with exposed fasteners using neoprene washer screws. For homes, we recommend 24-gauge standing seam with concealed fasteners. Cleaner look, no exposed fastener maintenance. DaVinci composite shake and slate profiles give you the metal longevity with a traditional Montana aesthetic.

Architectural shingles are what 80% of Cohagen homeowners choose. They look better than 3-tab, last longer, and handle wind better. We install GAF Timberline, Owens Corning Duration, and CertainTeed Landmark.

Flat roof leaks usually happen at penetrations, seams, or flashing details. We locate the source, repair it properly, and coat the surrounding area. If the membrane is shot, we'll recommend replacement. Not a band-aid.

Commercial roofing in Cohagen means dealing with rooftop HVAC units, drains, parapet walls, and penetrations. We work around your equipment and schedule repairs or installs to minimize business disruption.

If your gutters overflow during rain, they're either clogged, undersized, or pitched wrong. Sometimes all three. We'll assess the issue and fix it. Might be a cleaning, might be a replacement.

Roof inspections after a storm are free. Always. We document hail hits, wind damage, and any pre-existing issues so your insurance claim is accurate and complete.

Storm damage, fallen trees, sudden leaks. We handle all roofing emergencies in Cohagen. First we stop the water, then we fix the cause. Emergency response available 7 days a week.

Tubular skylights bring light into tight spaces. Closets, laundry rooms, interior bathrooms. They use a reflective tube through the attic space, so they work even when the roof is far from the ceiling. Installed in a few hours.