Skylight Glass replacement in Toronto and GTA

WSIB Compliant
Fully Insured$2M Liability
OBC CompliantStandards
7+ YearsExperience
5-YearManufacturer Warranty
30-DayLabor Warranty

Why Skylight Glass replacement Matters in Toronto

Toronto averages -3.7°C in January with 14.8 km/h wind gusts and 3,520 heating degree days annually. High-performance windows reduce heat loss significantly, keeping your energy bills lower through harsh Toronto winters. Lake Ontario moderates Toronto's temperatures year-round; the downtown core is 2-3 C warmer than suburban areas due to the urban heat island effect, and lake-breeze fronts trigger localized summer thunderstorms along the waterfront.

Permits & Regulations in Toronto

Permit May Be Required

Same-size window replacements in existing openings do not require a building permit. Enlarging or adding new window openings requires a permit as it involves structural modifications under the Ontario Building Code.

Municipality: City of Toronto, Toronto
416-397-5330
Building Department

Condo note: Condo owners in Toronto must obtain written approval from their condominium corporation before any window, door, or glass replacement. The building envelope is a common element, so modifications typically require board consent and may need an engineer's review.

Skylight Glass replacement Across Toronto

We serve homeowners and businesses in all Toronto neighborhoods including The Annex, Kensington Market, Yorkville, and The Beaches.

Stop Leaks & Restore Sunlight Without Roofing Work

Skylights transform dark rooms with natural light, but they are also the most exposed glass in your home. Beating sun, heavy snow loads, and hail eventually cause seals to fail or glass to crack. When a skylight leaks or fogs, many homeowners fear they need a roofer. Not true. Installix offers skylight glass replacement. We replace the compromised thermal unit directly in the frame, saving you the cost and risk of ripping up your shingles and flashing.

Skylight Failure Symptoms

Water Leaks & Condensation

If you see water dripping, it might be the flashing, but often it's the seal of the glass itself. "Foggy" glass means the seal has failed, trapping moisture. This not only blocks light but reduces the skylight's insulation, letting heat escape your ceiling like a chimney.

Cracks & Impact Damage

Hail, falling branches, or thermal stress can crack skylight glass. Overhead glass breakage is a serious safety hazard and requires immediate attention.

The Solution: Re-Glazing the Skylight

We carefully remove the aluminum capping that holds the glass to the curb or deck-mounted frame. We swap the old unit for a new high-performance safety glass unit and re-seal the system with high-grade butyl and silicone.

Why Choose Installix?

  • Safety Glass Compliance: We install code-compliant Laminated glass for overhead applications to protect occupants below.
  • Leak Prevention: We use superior sealants designed for horizontal/sloped glazing applications.
  • No Roofing Required: We work from the inside or carefully from the roof without disturbing the shingles/flashing.

Technical Specifications

Feature Standard for Skylights
Inner Pane Laminated Glass: Like a car windshield, it holds together if broken to prevent falling shards.
Outer Pane Tempered Glass: Strong enough to withstand hail and heavy snow loads.
Coatings High-performance Low-E or Tinted (Bronze/Grey) to reduce glare and solar heat buildup.

Our Process: High & Dry

Step 1: Assessment

We determine if the leak is from the glass or the flashing. If it's the glass, we measure the unit precisely.

Step 2: Fabrication

We manufacture a custom Sealed Unit with Laminated safety glass.

Step 3: Installation

We access the skylight (usually from the roof), remove the pressure cap, replace the glass, and apply fresh wet seals. We ensure the weep holes are clear to allow drainage.

Pricing Factors

  • Shape: Flat glass replacement is standard. Curved/domed acrylic skylights usually require full unit replacement.
  • Size & Weight: Large skylights are extremely heavy and may require extra crew members.
  • Accessibility: Steep roofs or 3-story homes require specialized safety setups.

Our Service Promise

10-Year Warranty on seal failure. Enjoy the sun, stop the rain.

Brighten up your home safely.

Contact Installix for a skylight assessment.

Why Choose Installix?

Cost Effective

We only replace the glass unit, keeping your existing frames intact.

Premium Quality

We use high-grade thermal glass designed for the Canadian climate.

No Mess

Our technicians work cleanly and dispose of the old glass safely.

Our Process

  1. 1. Estimate

    Send us photos and rough dimensions for a quick price range.

  2. 2. Measurement

    Our technician visits to take manufacturing-grade measurements.

  3. 3. Installation

    We return to install the new glass, typically within 30-60 minutes per window.

Our Recent Skylight Glass replacement Projects in Toronto

Slider Window
Slider Window
Sliding Patio Door
Sliding Patio Door

Common Questions about Skylight Glass replacement

It could be condensate or a roof leak. If the water is between the panes, the seal has failed. If it's dripping from the frame, it might be roofing flashing. We can diagnose this on site.
We primarily specialize in flat glass thermal units. However, we can source standard replacement acrylic domes for many common skylight models.
Code requires skylights to use laminated safety glass on the interior pane. This holds the glass together if it breaks, preventing shards from falling into your home.
We proudly serve the entire Greater Toronto Area, including downtown Toronto, North York, Etobicoke, Scarborough, Mississauga, Brampton, Vaughan, Markham, Richmond Hill, and Oakville.
No, we have mobile technicians across the GTA. Our standard pricing applies to Toronto and the surrounding cities without hidden travel fees.
The general guideline is that skylight area should not exceed 5% of the floor area in the room below. Beyond this ratio, excessive solar heat gain in summer can overwhelm cooling systems, and heat loss in winter becomes significant. The Ontario Building Code limits the total fenestration area (including skylights) to 40% of above-grade wall area for prescriptive energy compliance.
Skylights should be installed on slopes of at least 15° (a 3:12 pitch) to ensure water drainage. Below this angle, self-flashing curb-mounted skylights are required with a minimum curb height of 100 mm above the roofing surface. Flat or near-flat installations require deck-mounted units with specialized membrane flashing integrated into the roofing system.
Skylights lose 35–45% more heat than vertical windows of the same size because warm air rises and concentrates at the ceiling plane. Additionally, skylights receive more direct solar radiation in summer, which increases cooling loads. Using triple-pane glazing with a U-factor below 1.1 W/m²·K is recommended for skylights in Ontario's climate.

What Our Customers Say

"Tim is a true craftsman. We have old wood casement windows that were foggy and drafty. He replaced the glass carefully without chipping the paint or damaging the stops. It's rare to find tradespeople who treat your home with this much respect."

Michael ThompsonToronto

"Tim came by to assess a bay window that had lost its seal. Instead of pushing a full replacement, he measured for just the glass. The internal grid match was exact. He saved us about $2,000 compared to the other quote."

Ihor KovalchukEtobicoke

Our Strategic Partners

Oldcastle BuildingEnvelope - Commercial Glazing PartnerTrulite - Architectural Aluminum & GlassSaand Inc. - Glass FabricationC.R. Laurence - Architectural HardwareWoodbridge Glass - Distribution Partner

Contacts

Based in Toronto, serving the entire GTA. Reach out for a quick quote or expert advice.

Phone & Text

905-516-9071

Our Office

70 Princess St, Toronto, Ontario

Opening Hours

Accepting your requests 24/7

Other Services in Toronto

Aluminum Storefront Framing in TorontoAccessible Door Operators in TorontoGlass Vestibules in TorontoCommercial Window Tinting in TorontoOffice Partitions in TorontoCommercial Security Glass in TorontoCommercial Glass Repair in TorontoHigh rise Glass Replacement in TorontoEntry Door and Glass Doors services in Toronto