How it works
Chimneys also carry heat into the attic, one of the heat sources University of Minnesota Extension names for ice dams. A leak beside a chimney in winter can be either problem, so the repair starts by finding which.
- Inspect the flashing, the masonry and the cap.
- Check the attic side for where the water runs.
- Reseal or replace the flashing.
- Repoint mortar or repair the cap and crown.
When to call
Call when you see water stains on the ceiling or wall beside the chimney, loose or rusted flashing, or crumbling mortar.
- Water stain on the ceiling in winter fixes cause
- Leak near the chimney fixes now
Chimney Flashing & Masonry Repair by state
| State | License rule | Busiest months | Confirmed businesses |
|---|---|---|---|
| Minnesota | Contractors who work for homeowners in more than one skill area need a state license as a building contractor, remodeler or roofer, and roofing alone needs one too. License numbers begin BC, CR or RR. | Apr, May, Jun, Jul, Aug | 233 in Minnesota |
Sources
How to get a quote
Pick a business from the list and use the contact form or phone number on its own website. Asking two or three lets you compare. Cold Home Guide does not take quote requests.