Central Glass (Duncan) Ltd
“We had to purchase the acrylic windows in Bellingham beforehand but the Central Glass team took them to their shop to perfect the fit and did an expert job of replacing everything at a reasonable price.”
Best Window Installers near Duncan, BC
2 of these companies are based in Duncan; the others serve Duncan from towns including Ladysmith (24 km), Victoria (46 km) and Cobble Hill (12 km).
2 open weekends · 8 rated 4.5+
Data verified October 31, 2026
Fenstur Windows and Doors
“Fenstur was quick to answer my questions and put together a quote quickly.”
The Vinyl Window Company
“Always a pleasure to deal with Scott and their office assistant is very helpful.”
PNR Screens Ltd.
“I also appreciated the attention to detail , making sure strata owners were pleased with the installation.”
Thermoproof Windows Showroom & Factory
“While on a large Reroof project in Duncan we had some damage occur to a window and Thermoproof was able to assess and replace the window very quickly.”
Brownlow and Sons Contracting
“I recommend this company 10000% we are very happy with our new windows, they look amazing and we have saved a lot of money with these new windows.”
Listed for homeowners in and around Duncan, BC, these 10 companies fit and repair windows. Frame materials, glazing options and any credentials shown are taken from company websites; the customer lines are quoted from public reviews.
Area overview: Duncan, BC
The 10 companies on this page are rated from 4.1 to 5.0 across 984 reviews; 5 have 50 or more reviews and 8 are rated 4.5 or higher. The topics that come up most in reviews of the companies on this page are "estimates", "price" and "communication". 2 are open on Saturdays and 1 on Sundays. 5 have ten or more years of experience, the longest 22 years. 6 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 companies on this page; 9 publish a contact page; 7 list a public email and 1 takes bookings online. We count these figures across the companies on this page; distances are straight-line, and hours and prices change, so confirm the details with the company before you book.
Do the listed window companies all have premises in Duncan?
2 of the 10 give an address in Duncan itself; the rest serve it from within 50 km. A showroom often covers a whole region, so distance matters less than who does the installing. Ask whether the fitters are employees, and how a callback in the middle of winter is handled.
Sud Off Services
“I've hired and recommended Sud off a couple of times now and I am always impressed.”
Thermal King Glass
“The staff have all been great from Andrea in the sales department to Jesse and Gordon who did the installation.”
Right Way Building
“Ryan installed bi-fold closet doors and an entry way door between laundry room and garage.”
GBT Construction B.C. Ltd
Why these companies made our list
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