Westmont is a DuPage County village of 24,464 people with a walkable downtown along Cass Avenue, the same three blocks that fill up every July when more than 30,000 people show up for the Taste of Westmont. The housing here is not one thing. You have older pre-war homes near the core, block after block of 1950s and 1960s ranches, and newer infill built on tear-down lots. That mix matters for roofing. A 1920s home with a steeper, cut-up roof line does not get the same plan as a low-slope postwar ranch, and pretending otherwise is how homeowners end up with a roof that does not fit the house.
Here is how a replacement actually works in Westmont. Homeowners pick the shingle. SkyeVantage supplies it at wholesale cost, along with synthetic underlayment, self-adhering ice and water shield run from the eave to 24 inches inside the interior wall line per Illinois code, drip edge, ridge cap, and proper intake and exhaust ventilation. A Preferred Roofing Network crew handles the tear-off and the install. Axium inspects the finished roof. SkyeVantage coordinates all of it, supplies the materials, and pulls the village permit. We do not swing the hammer. We make sure the right crew does, to spec.
One flat fee covers the coordination, the labor, the materials setup, and the dumpster. That's how you get everything at cost. You see the receipt. We're not here to sell you a roof. We're here to service the home.
Westmont sits in a humid continental climate (Köppen Dfa), with hot summers and cold, snowy winters. Chicago-area NOAA normals tell the story your roof has to survive.
- Annual snowfall averages 38.4 inches. Weight and repeated melt-and-refreeze at the eaves is why the ice and water shield placement is not optional.
- January averages 25.2°F. Freeze-thaw cycling and ice dams punish weak flashing and under-ventilated attics on Westmont's older homes.
- July averages 75.4°F. Summer UV and heat drive granule loss and shingle aging on south and west exposures.
- Annual precipitation runs 37.86 inches. Water management at valleys, step flashing, and penetrations is where roofs actually leak.
- Peak wind and hail season runs roughly April through August. Northern Illinois averages 10 to 15 days a year with 1-inch-plus hail, and a June 2026 derecho and tornado outbreak moved through the region.
Asphalt shingle systems only. Homeowners pick the brand. SkyeVantage supplies it at wholesale cost. A Preferred Roofing Network crew certified for that product handles the install to lifetime-warranty spec.
- Class 4 impact-resistant (wind/hail): GAF Timberline AS II, Owens Corning Duration FLEX. Impact-rated shingles may qualify for an Illinois homeowners insurance premium discount, so ask your carrier.
- Architectural (regional standard): GAF Timberline HDZ, Owens Corning Duration, CertainTeed Landmark, Atlas Pinnacle Pristine, Tamko Heritage.
- Designer (premium): Owens Corning Duration Designer (Onyx Black, Pacific Wave), CertainTeed Presidential Shake, GAF Grand Sequoia.
