Frequently Asked Questions

Centennial Glass was founded in 1967, giving us over 55 years of experience serving Ottawa and surrounding areas. We're one of the longest-established glass companies in the region.

We serve all of Ottawa and the greater Ottawa region, including Kanata, Orleans, Barrhaven, Nepean, Gloucester, Stittsville, Manotick, and extended areas like Carleton Place, Arnprior, Renfrew, Kemptville, and Gatineau.

Yes, we provide in-home estimates for window and door installations and most repair projects. For small repairs or parts, we can often provide pricing over the phone or via email with photos.

We provide a 2-year workmanship warranty on all installations and repairs—double the industry standard of 1 year. Products also carry manufacturer warranties, which vary by product (typically 10-25 years for windows and doors).

Yes, we offer 24/7 emergency service for situations like break-ins, storm damage, and accidents. Call our main number (613) 738-9500 any time—day or night—and you'll reach our emergency response team.

Fog between glass panes means the seal on your insulated glass unit (IGU) has failed, allowing moisture to enter. The good news is we can usually replace just the glass unit for 50-70% less than replacing the entire window. Learn more about foggy window repair.

Quality windows typically last 20-30 years, though this varies based on quality, exposure, and maintenance. Some components (like seals and hardware) may need attention sooner. Many "window problems" are actually repairable without replacing the entire window.

It depends on the problem. Issues like foggy glass, broken hardware, failed weatherstripping, and stuck sashes are usually repairable. If the frame is warped, rotted, or severely damaged, replacement may be necessary. We'll give you an honest assessment. Learn about our repair services.

For Ottawa's extreme temperatures (-30°C to +35°C), we recommend double or triple-pane windows with Low-E coatings and argon gas fill. ENERGY STAR certified windows are a good benchmark. Casement windows often provide the tightest seal, though all quality windows perform well when properly installed.

Usually, yes. Difficult sliding is typically caused by worn rollers, dirty tracks, or misalignment—all repairable. Roller replacement and track cleaning typically cost $150-350, compared to $1,500+ for a new door. Learn about door repair.

Both are excellent choices. Steel offers maximum security and value; fiberglass offers superior dent resistance, won't rust, and is available in realistic wood-grain textures. Fiberglass costs more but requires less maintenance. Compare entry door options.

Yes, in most cases. Entry door decorative glass inserts and patio door glass panels can usually be replaced without replacing the entire door. This is typically 50-70% less expensive than door replacement.

Most window installations take 30-60 minutes per window. A typical home with 10-15 windows can usually be completed in 1-2 days. Door installations typically take 2-4 hours for entry doors and 3-5 hours for patio doors.

Window prices vary based on size, type, materials, and features. As a general range, expect $500-$1,500 per window installed. We provide detailed quotes with no hidden fees. Repairs typically cost $100-$400 per window.

Yes, we offer financing options to help make your project affordable. Learn about financing options.

Yes, various Ontario and federal programs offer rebates for energy-efficient windows and doors. Availability and amounts change, so check our rebates page for current information.