Address within 48–72 hours
Windows & Doors
Why won't my window open?
A window that won't open is a fire hazard. Here's why they get stuck and how to fix it safely.
Most common causes
- 01Painted shut (common in older homes)
- 02Swollen wood from humidity
- 03Failed balance mechanism (double-hung)
- 04Failed cranking mechanism (casement)
- 05Warped frame from settling
What to do right now
1
A window that won't open is a fire egress hazard — address it this week2
For painted-shut windows: score the paint line with a utility knife and try again3
For casement windows: check that the crank mechanism isn't strippedWhen to call a professional
Call for: windows that won't open despite troubleshooting, multiple windows sticking (may indicate structural movement), and any window in a sleeping room that needs to serve as an emergency exit.
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