Weatherseal Insulation and Roofing, LLC
- Roofing Contractor serving Janesville, Wisconsin — based at 1220 W Court St, Janesville, WI 53548.
- Work covered: roof inspection, roof repair, storm damage repair, emergency repair, roof replacement.
Services Offered
Looking up Weatherseal Insulation and Roofing, LLC in Wisconsin
Wisconsin roofing-license requirements are not yet covered by our verification program — confirm licensing and insurance with your city or county building department
- Write down the expiry and make sure it outlasts the job.
- Request a current certificate of insurance from the insurer; licenses and insurance are checked separately.
- Open the registry and search by license number first, business name second.
- Compare the registry name with the name on the contract, and read the status line.
Hail and wind history for Janesville, Rock County
NOAA's storm database holds 63 hail entries for Rock County since 2017. Quarter-sized stones or larger appear on 19 days. Golf-ball hail or larger came on 3 days. The top size reported was 2.75 inches, comparable to a baseball. The latest golf-ball day on file is in 2026.
Date your photos after each hail day and keep them. A written inspection from Weatherseal Insulation and Roofing, LLC or any other roofer is worth asking for before work starts.
Scaled by size, Rock County is number 8 of the 50 counties in Wisconsin that we compare, which is in the top third at 101.9 reports per 1,000 square miles.
15 tornadoes appear in the file too, strongest rated EF2.
Thunderstorm wind peaked at 85 mph in the record.
68 percent of reports fall between April and July, and April alone has 31 percent. 5 months of the year are nearly hail-free on file.
| Measure | Value |
|---|---|
| Density rank in state | 8 of 50 |
| Tornadoes on file | 15 |
| Top gust, mph | 85 |
| Hail reports, all years | 74 |
| Hail events since 2017 | 63 |
| Reports in April to July | 68% |
The record's top day is April 18, 2025: a 2.75-inch stone, about the size of a baseball, reported near Evansville.
| Calendar year | Entries | Biggest stone, in |
|---|---|---|
| 2014 | 5 | 1.75 |
| 2017 | 3 | 1 |
| 2022 | 9 | 2 |
Housing around Janesville
Half the homes in Janesville predate 1972; the typical house is about 54 years old. At 25 years per asphalt roof, a house that age has been through about 2 roofs, and many are on their second or third. 63.2 percent of homes in Janesville were built before 1980. Against a median home value of $209,700, a $10,575 mid-range asphalt roof is 5 percent of the house.
| Measure | Value |
|---|---|
| Typical home value | $209,700 |
| Built before 1980 | 63.2% |
| Typical household income | $71,664 |
| Typical year built | 1972 |
| Single-family share | 73.7% |
Budgeting a roof in Janesville
Prices in Janesville run about 6 percent below our national basis, so asphalt shingles land at $6,580 to $14,570. Divide price by years of life and the ranking changes: see the last column. BLS puts the median annual roofer wage for the Janesville-Beloit, WI Metro Area at $63,310.
| Material | Price range | Lifespan | Middle of range |
|---|---|---|---|
| Cedar Shake | $13,160 to $24,440 | 20 to 30 yr | $18,800 |
| Clay Tile | $22,560 to $37,600 | 50 to 100 yr | $30,080 |
| Standing Seam Metal | $22,560 to $37,600 | 50 to 70 yr | $30,080 |
| Concrete Tile | $14,100 to $25,380 | 40 to 50 yr | $19,740 |
| Metal (Steel/Aluminum) | $15,980 to $28,200 | 40 to 70 yr | $22,090 |
| Metal Shingles | $13,160 to $22,560 | 35 to 50 yr | $17,860 |
Common questions, Janesville
- Which months bring hail to Rock County?
- 68 percent of the county's hail reports fall from April to July, and April holds 31 percent.
- Where can I look up the license for Weatherseal Insulation and Roofing, LLC?
- Follow the steps above with the Wisconsin registry. Match the exact name, read the status and the expiry, then ask for an insurance certificate.
- Should I call a roofer right after hail?
- Do not wait for a leak. A short inspection after the storm documents the damage while the date is fresh.
- What is a roof replacement price in Janesville?
- Budget $6,580 to $14,570 for asphalt shingles on a 2,000 square foot roof here, about $10,575 in the middle. Other materials are in the cost table.
- How big does hail get near Janesville?
- The largest stone since 2017 measured 2.75 inches, about the size of a baseball. 3 days reached golf-ball size or more.
- What is the typical house age in Janesville?
- Median year built is 1972, which gives 54 years. A roof is younger than the house if it was replaced.
More Roofing Services in Janesville, WI
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