High Definition Roofing Ltd. Duncan
“They immensely care about their customers and go above and beyond to give you peace of mind.”
Best Insulation Contractors near Duncan, BC
2 of these contractors are based in Duncan; the others serve Duncan from towns including Victoria (46 km), Cobble Hill (13 km) and Shawnigan Lake (16 km).
2 open 24/7 · 7 open weekends · 7 rated 4.5+
Data verified October 30, 2026
Duncan Insulation
PW McCallum Roofing
“This company is absolutely the best roofing I've seen they did amazing love this company so much!”
CE Spray Foam Solutions Inc.
“Excellent job from the prep through the spraying to the clean up.”
RGH Construction
“Gave him a call for advice on a personal project, was very helpful.”
BC Green Roof Victoria
“He supplied me with the soil and sedum mats for the green roof on my shed.”
The 10 contractors listed for Duncan, BC insulate attics, basements, headers and crawl spaces. Details under each one about materials, hours and advertised services are copied from the company's own site; star ratings and comments come from public reviews.
Area overview: Duncan, BC
8 of the 10 contractors on this page have a rating, from 4.1 to 5.0 across 379 reviews; 4 have 50 or more reviews and 7 are rated 4.5 or higher. The topics that come up most in reviews of the contractors on this page are "communication", "estimates" and "price". 2 are open around the clock; 7 are open on Saturdays and 2 on Sundays. 2 have ten or more years of experience, the longest 17 years. 2 offer emergency call-outs; 5 give free estimates; 2 are family- or locally-owned and 1 lists coupons or special offers. We have a website on file for all 10 of the contractors on this page; 7 publish a contact page and 5 list a public email. We count these figures across the contractors on this page; distances are straight-line, and hours and prices change, so confirm the details with the contractor before you book.
Are all of these firms based in Duncan?
No. 2 have an address in Duncan and the rest come from other towns within 50 km. Rig and hose mean these crews cover a wide area from one yard. Ask whether your address falls inside the zone they work without a surcharge.
Shoreline Roofing & Exteriors
“The installers were courteous, professional and meticulous during and after the installation.”
Ecolofty Green Insulation
“We are thrilled with the difference in our home after Ecolofty installed insulation in our attic and garage.”
Steel City Drywall Ltd.
“He did a very good job of repairing my drywall, left the area clean, and his price was reasonable.”
North Victoria Insulation
Why these companies made our list
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