

Restore Comfort. Protect Property. Extend System Life.
Whether it’s a cracked pane, fogged sealed unit, or malfunctioning hardware, damaged commercial windows impact safety, energy efficiency, and tenant satisfaction. At Centennial Glass, we provide expert commercial window repair for buildings across Ottawa—diagnosing problems quickly and restoring full performance with precision and care.
Windows leaking, fogged, or failing to seal properly?

Full-Service Repair for All Commercial Window Types
We specialize in repairing window systems in:
- Office buildings and commercial plazas
- Condos, apartments, and multi-unit residential properties
- Schools, hospitals, and public institutions
- Storefronts, restaurants, and retail locations
- Heritage and retrofit projects
We work with fixed, operable, thermopane, aluminum, wood, and vinyl-frame windows, whether installed by us or not.
Our Window Repair Services
Sealed Unit (IGU) Repair & Replacement
- Foggy, moisture-filled, or failed double/triple pane units
- Upgrades to Low-E or argon-filled IGUs
- Fast turnaround with custom sizing and local fabrication
Cracked or Broken Window Glass
- Single, double, or triple pane replacements
- Tempered, laminated, or tinted glass options
- Matched to existing style, frame, and finish
Hardware & Frame Repairs
- Broken latches, cranks, or hinges
- Air or water infiltration corrections
- Realignment or sealing upgrades
We also repair storefront window systems, curtain wall vision panels, and punch window installations minimizing disruption while restoring function.
Dealing with multiple fogged units?
Visit our Insulated Glass Units (IGUs) page
Need emergency board-up or shattered glass response?
Explore our 24/7 Emergency Glass Repair
On-Site Assessments & Honest Recommendations
Our trained technicians perform detailed inspections to determine:
- Whether repair or replacement is most cost-effective
- If existing framing, sealants, or hardware can be reused
- The root cause of fogging, leaks, or recurring damage
- Energy and performance improvement opportunities
We provide clear, detailed quotes and will never push replacement if repair is viable.
Commercial Window Repair for:
- Property managers and building operators
- Institutional and educational facility teams
- Restoration contractors and insurance adjusters
- Condo boards and multi-unit landlords
- Business owners and retail tenants
We understand the need to balance timeliness, budget, and occupant satisfaction and we deliver solutions that meet all three.


Why Call Centennial Glass for Emergencies?
- Over 55 years repairing commercial window systems in Ottawa
- Accurate on-site diagnosis and clear recommendations
- Work completed by certified and insured professionals
- Repairs compliant with Ontario Building Code (OBC) and safety glass standards
- Trusted by facility managers, developers, and restoration firms
Not sure if your windows can be repaired or must be replaced?
- Tempered Glass
- Laminated Glass
- DFI Glass Coatings
- Annealed Glass
- Acid Etching
- Low Iron Glass
- Monolithic Glass
- Insulated Glass
- Fire Resistant Glass
- Low e Glass
- Spandrel Glass
- Specialty Glass
- Single Pane
- Double Pane
- Triple Pane
- Acoustic Glazing
- Translucent Glazing
- Bird Friendly Glass
- Plexiglass
- Fire Rated Glass
- Fire Rated Doors and Glass
- Mirrors
- Glass Edgework
- Glass Shape
- Glass Bevelling
- Glass Milling & Drilling
- Mirror Safety Backing
See Clearly Again. Repair with Confidence.
Centennial Glass delivers professional, long-lasting commercial window repairs for buildings across Ottawa. Keep your property efficient, secure, and looking its best with service from a name you trust.
- Call 613-738-9500
- Visit Our Showroom at 8–855 Industrial Avenue Ottawa ON K1G 4L4
- Request a contractor quote