Not every failing window needs replacement. Broken sash cords, snapped balances, seized locks and worn weatherstripping are repairable at a fraction of replacement cost — and we tell you honestly when repair is the smarter money.
GlassForge technicians carry balances, pivot bars, locks, rollers and weatherseal stock for the window brands most common in PA, NJ and DE homes, which means most repairs finish in a single visit.
What’s Included
- Sash cord and balance replacement
- Lock, latch, crank and hardware repair
- Weatherstripping and draft sealing
- Sticking / painted-shut window restoration
- Screen repair and replacement
- Casement operator and hinge repair
- Honest repair-vs-replace recommendation
Window Repair Pricing in the Philadelphia Metro
| Job | Typical installed price |
|---|---|
| Balance or sash cord replacement | $120 – $240 |
| Lock / hardware replacement | $95 – $190 |
| Weatherstripping per window | $80 – $160 |
| Casement operator replacement | $150 – $280 |
| Service call (applied to repair) | $79 |
Most repairs completed in one visit. Service call fee credited toward any repair we perform.
How It Works — Estimate → Measure → Forged & Fit
Free Estimate
Send photos or use our instant calculator. You get a real price range the same day — not a sales appointment.
Free On-Site Measure
A technician (not a salesman) confirms measurements to the millimeter and locks your exact price. No surprises on install day.
Forged & Fit
Glass is fabricated to spec, installed clean, sealed, and backed by our 10-year workmanship warranty.
Frequently Asked Questions
Is it worth repairing an old window?
My window won’t stay open. What’s wrong?
Do you repair wood windows in older Philadelphia homes?
How fast can you come out?
Do you fix foggy glass?
Related Services
Window Replacement
When repair no longer makes sense — full replacement, priced honestly.
Where We Work
Crews dispatched daily across Philadelphia, Bucks County, Montgomery County, Delaware County, South Jersey and Wilmington, DE. See all service areas →
Free Quote — 1 Hour Reply
60-second form. We reply within 1 business hour.