Fireplace Insert Installation in Markham.
Convert a masonry fireplace to a sealed high-efficiency wood, gas, or pellet insert — with liner, surround, and warranty. We've serviced thousands of Markham chimneys since 2003. Our routing means the closest crew to your door is usually less than 20 minutes away.
Your quote — in 3 quick taps.
A certified expert calls or texts back in under 15 minutes. No spam. Fixed-price written quote.
Insert Install you can actually trust
A modern insert turns an inefficient open fireplace into a real heat source. We size the right insert to your firebox, install a stainless flex liner, seal the smoke chamber, and finish with a custom surround. Wood, gas, and pellet all supported.
Every Markham job is quoted in writing before any work begins, and backed by a 5-year workmanship warranty.
What's included
Benefits
- ✓ 70–80% efficiency vs. 10% for an open fireplace
- ✓ Stainless flex liner sized to the appliance
- ✓ Sealed to prevent room-air heat loss
- ✓ 5-year workmanship warranty
Our process
- 1. Firebox measurement and appliance selection
- 2. Liner run and top-plate seal
- 3. Insert set, tested, and surround finished
- 4. Manufacturer registration and walkthrough
We serve every Markham neighbourhood
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Insert Install in Markham — common questions
Will an insert damage my existing fireplace?+
No. Inserts are reversible — the masonry firebox stays intact behind the appliance.
How much does an insert install cost?+
Mid-tier gas and wood inserts installed typically run $4,000–$7,500 turnkey in the GTA.
Other services in Markham
Book Insert Install in Markham
Free written quotes. Same-week booking across the GTA.
Quote in 3 quick taps.
Service · urgency · contact. A chimney expert replies in under 15 minutes.
- Fixed-price written quote
- No spam, no sales calls
- WETT & CSIA certified