Window seal repair and defogging
When a sealed unit fails, you may see fog or moisture between panes. We confirm the cause and recommend the right fix, which may include replacing the insulated glass unit rather than the whole window.
Serving Calgary, Alberta & surrounding areas
Mon–Fri 8am–6pm Sat 9am–2pm
Stop drafts, leaks, and fogged glass with practical repairs that keep your existing windows working properly. We troubleshoot the cause, explain options clearly, and leave your home clean when the work is done.
If you are searching for window repairs Calgary homeowners can rely on, you are usually dealing with one of a few problems: air leaks you can feel, water getting in during wind-driven rain, a window that will not lock or open smoothly, or double-pane glass that looks foggy.
Repairs are often the fastest way to restore comfort and security without committing to full replacement. A proper diagnosis matters because symptoms overlap. Condensation between panes points to a failed insulated glass unit seal, but interior moisture can also come from humidity. A wet sill can be a clogged weep path, damaged exterior caulking, or a flashing issue around the opening.
Calgary homes also see big temperature swings, chinook-driven pressure changes, and strong winter winds. Those conditions can expose small gaps at weatherstripping, cracked vinyl or wood, or settling that pulls a sash slightly out of square. The goal of a good window repair in Calgary is simple: restore function—open, close, and lock—reduce drafts, and stop water where it starts, not where it shows up.
Book Your Free InspectionWe identify whether the problem is in the glass, seals, hardware, sash alignment, drainage, or the conditions around the opening.
Book Your Free InspectionWhen a sealed unit fails, you may see fog or moisture between panes. We confirm the cause and recommend the right fix, which may include replacing the insulated glass unit rather than the whole window.
Leaks can come from worn perimeter sealant, blocked weep holes, damaged glazing, or issues at the exterior trim. We trace the water path, correct the entry point, and check drainage.
Sticky sashes, misaligned locks, worn hinges, and broken balances are common on casement, awning, and sliding windows. Restoring smooth operation helps the window close tightly again.
Drafts are often caused by flattened or missing weatherstripping, gaps at meeting rails, or poor compression when locked. We replace worn components and adjust fit when possible.
Settling and seasonal movement can knock a window out of square. Small adjustments can improve closing, locking, and compression against seals.
If a basement window area holds water, the problem may be drainage, debris buildup, or a damaged well or cover. We focus on correcting the conditions that drive water toward the window.
Good windows repair in Calgary starts with a clear inspection, not guesses. We look at the window type—casement, awning, slider, or fixed—how it closes and locks, and what the seals and drainage paths look like.
Because Calgary weather can shift fast, you want a repair that holds through freeze-thaw and wind. We focus on durable materials and correct preparation so sealants and gaskets adhere properly.
If you are weighing repair versus replacement, we can outline when repair is a good value and when a window has reached the point where window installation in Calgary makes more sense for the long term.
Book Your Free Inspection
Most window repair Calgary homeowners book typically ranges from about $180 to $650 per window, depending on the issue and parts. Small fixes like weatherstripping, adjustments, or hardware swaps are often at the low end, while sealed-unit glass replacement, balance repairs, or leak troubleshooting with exterior work tends to cost more.
Final pricing depends on window type and size, access on upper floors, the condition of the frame and sash, and whether parts are standard or special-order. The exact cost is confirmed after an on-site inspection and a written scope.
Book Your Free InspectionTell us what you are seeing: fogging, water, drafts, or a window that will not operate. Photos help, especially for glass fogging or visible damage.
We check function, seals, drainage, and exterior transitions as needed. For window leak repair in Calgary, we focus on identifying the entry point, not just sealing the wet area inside.
You get clear repair options: what we recommend, what can wait, and what is not worth repairing. If sealed glass is involved, we confirm measurements and configuration.
We complete the repair with attention to fit and finish, then tidy the work area. If parts must be ordered, we schedule the return visit and keep you updated.
Tell us what is happening, and we will inspect the windows, explain what is repairable, and provide a written scope for the work. Calgary Window Installer helps homeowners choose practical fixes for leaks, failed seals, and windows that no longer operate like they should.