Window Repair and Replacement
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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?

Get A Quote