Vancouver Island window suppliers | Thermoproof

Across British Columbia.

High-performance windows and doors, manufactured on Vancouver Island. Serving custom homes, renovations, and architectural projects through a carefully selected network across the province.

Thermoproof has manufactured high-performance windows and doors on Vancouver Island for nearly five decades.

Alongside our trusted retail network, we provide factory-direct showrooms and installation services tailored to custom homes and renovations across Vancouver Island.

Installation Service Areas

South Island

Victoria

Saanich

Sidney

Langford

Sooke

Mid Island

Duncan

Ladysmith

Nanaimo

Parksville

Qualicum Beach

North Island

Cumberland

Comox

Courtenay

Campbell River

Gulf Islands

Gabriola

Salt Spring

Factory, HQ & Showroom

Cobble Hill

3744 Trans-Canada Hwy, Cobble Hill, BC V0R 1L7

The heart of Thermoproof. Visit our showroom and see exactly where your high-performance window and door systems are engineered and built.

Weekdays: 8am – 4pm

778-423-0166

Showroom & Warehouse

Courtenay

1995 Cliffe Ave, Courtenay, BC V9N 2L2

Serving the North Island. Explore our premium systems in person and consult directly with our regional experts for your next build or renovation.

Weekdays: 9am – 5pm

778-423-0166

Design Centre & Warehouse

Langford

Our newest hub on the South Island. Featuring architectural design support and an interactive testing centre where you can physically experience our systems’ performance firsthand.

OPENING SOON

Locations

36

Corporate

2

Retailers

34

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Thermoproof Locations: 0

Locations

Head Office

Van Isle South

Thermoproof Cobble Hill

3744 Trans-Canada Hwy, Cobble Hill, BC V0R 1L7

info@thermoproof.ca

778-423-0166

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Corporate Store

Van Isle North

Thermoproof Courtenay

1995 Cliffe Ave, Courtenay, BC V9N 2L2

info@thermoproof.ca

778-423-0166

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Lower Mainland

Convoy Surrey

8183 130th St, Surrey, BC V3W 7X4

surreyorders@convoy-supply.com

604-591-5381

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Van Isle South

Slegg Langford

1210 Chidlow Connector, Langford, BC V9C 3W7

250-478-5509

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Gulf Islands

Arbutus Home Building Centre

785 Ross Way, Gabriola Island, BC V0R 1X3

tim@arbutusbuildingsupplies.com

250-247-8157

Gulf Islands

Windsor Plywood Salt Spring

166 Rainbow Rd, Salt Spring Island, BC V8K 2M3

saltspring@windsorplywood.com

250-537-5564

Van Isle Mid

Windsor Plywood Ucluelet

2020 Peninsula Rd, Ucluelet, BC V0R 3A0

ucluelet@windsorplywood.ca

250-726-7764

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Van Isle Mid

Brownlow & Sons

Supply & Install • Thermoproof Customer Since 1978!

kennethbrownlow49@gmail.com

250-245-7475 • 250-616-8975

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Lower Mainland

Convoy Abbotsford

2046 Paramount Cres, Abbotsford, BC V2T 6A5

abbotsfordorders@convoy-supply.com

604-852-0855

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Van Isle Mid

Windsor Plywood Port Alberni

4740 Tebo Ave, Port Alberni, BC V9Y 8B1

portalberni@windsorplywood.ca

250-724-5751

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BC Interior

Convoy Vernon

2505 43 St, Vernon, BC, V1T 6K9

vernonorders@convoy-supply.com

250-545-0551

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Van Isle Mid

Shoreline Building Performance

1805 Fremont Rd, Nanaimo, BC V9S 3H3

Supply & Install

office@shorelinebp.ca

(778) 907-9119

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Van Isle South

Convoy Victoria

2948 Ed Nixon Terrace, Victoria, BC V9B 0B2

surreyorders@convoy-supply.com

250-474-5733

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BC North

Convoy Terrace

4821 Keith Ave, Terrace, BC V8G 1K7

terraceorders@convoy-supply.com

250-410-4511

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BC North

Convoy Prince George

2261 Quinn Street S, Prince George, BC V2N 2X4

princegeorgeorders@convoy-supply.com

250-563-4704

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BC Interior

Convoy Penticton

196 Rosetown Avenue, Penticton, BC V2A 6X8

pentictonorders@convoy-supply.com

250-493-5660

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Van Isle Mid

Convoy Nanaimo

4371 Boban Drive, Nanaimo, BC V9T 5V9

nanaimoorders@convoy-supply.com

250-756-9959

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BC Interior

Convoy Kelowna

125 Adams Road, Kelowna, BC V1X 7R1

kelownaorders@convoy-supply.com

250-765-1441

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BC Interior

Convoy Kamloops

990 Laval Crescent, Kamloops, BC V2C 5P5

kamloopsorders@convoy-supply.com

250-374-9955

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Van Isle North

Convoy Courtenay

2981 Moray Ave, Courtenay, BC V9N 7S7

courtenayorders@convoy-supply.com

250-410-2502

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Lower Mainland

Convoy Coquitlam

2046 Paramount Cres, Abbotsford, BC V2T 6A5

coquitlamorders@convoy-supply.com

604-945-0123

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Van Isle South

Thermal King Glass

250 Island Hwy, Victoria, BC V9B 1G2

Supply & Install

office@tkglass.ca

250-478-1286

Van Isle Mid

Slegg Tofino

1 Industrial Way, Tofino, BC V0R 2Z0

250-725-2538

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Van Isle South

Rusco Window & Screen

3376 Tennyson Ave, Victoria, BC V8Z 3P6

Supply & Install

250-475-1110

Gulf Islands

Quadra Island Builders

635 Noble Rd, Quathiaski Cove, BC V0P 1N0

250-285-3221

Van Isle North

Slegg Cumberland

3217 Small Rd, Cumberland, BC V9N 3Z8

250-336-8710

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Van Isle North

Slegg Comox

554 Anderton Rd, Comox, BC V9M 2J6

250-339-2207

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Van Isle Mid

Slegg Nanaimo

4950 Jordan Ave, Nanaimo, BC V9T 2H8

250-758-8329

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Van Isle Mid

Slegg Duncan

7281 Trans-Canada Hwy, Duncan, BC V9L 6B1

250-748-1032

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Van Isle South

Slegg Admirals

1496 Admirals Rd, Victoria, BC V9A 2R1

250-388-5443

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Van Isle South

Slegg Saanichton

2046 Keating Cross Rd, Saanichton, BC V8M 2A6

Phone: (250) 652-1130

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Van Isle South

Slegg Sidney

2030 Malaview Ave W, Sidney, BC V8L 5X6

250-656-1125

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Vancouver Island Mid

Budget Glass

3900 Island Highway N, Nanaimo, BC V9T 1W5

Supply & Install

250-758-3374

Van Isle South

PNR Screens

6680 Mirah Rd, Saanichton, BC V8M 1Z4

Supply & Install

pnrscreens@gmail.com

250-652-4612

BC Interior

Aall Glass

437 Mt Paul Rd, Kamloops, BC V2H 1A7

Supply & Install

sales@aallglass.com

250-372-5177

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Van Isle Mid

First Glass

5501 Strick Rd, Port Alberni, BC V9Y 8W4

Supply & Install

firstglass@shaw.ca

250-724-3119

Partner With Us. Offer the Best.

Thermoproof manufactures British Columbia’s highest-performing windows, and we partner with dealers who share our commitment to exceptional quality and service. With unmatched manufacturer support, we help our authorized retailers succeed and grow. Apply today to become an authorized Thermoproof retailer and elevate your product line.