Robertshaw has been creating and implementing innovative solutions throughout its history. Robertshaw continues to develop ground breaking solutions


Pro-Flex supplies natural or propane gas throughout a home or commercial building.


The American Dream! CPS has built the best global sales and distribution network in the business.


The largest distributor of diatomaceous earth products in Canada, catering to automotive, manufacturing, agricultural, sports and oil industries.

RuB Valves

RuB is a manufacturer of high quality shut-off brass valves. Focusing specifically on ball valves for gas, water, air, and oil applications

Dust Free

Creating high performance indoor air quality solutions.

Welcome to GTW Sales

Our mission is to continue to grow in ways that allow us to live up to and exceed the expectations of our customers and the manufacturers we represent. With over 100 years of combined sales experience, the GTW team has a truly unique approach to servicing the HVAC/R, Plumbing, Electrical, and Industrial markets.

GTW Sales embraces the new global business world and will continue to build long lasting and mutually profitable relationships throughout Canada and around the globe.

Featured Products

Available in various lengths and gages

The TS-100 Temperature & Humidity Data Logger is small enough to fit on a keychain, yet one of the most powerful and accurate instruments of its kind.

The SPM-100 Smartphone Static Pressure Meter is a powerful and accurate dual port manometer that fits in your pocket

Universal 7 Day, 5-2 Day or Non-Programmable with 5 LCD display, soft-touch buttons and our patented SpeedBar technology.

Make all your cabling without diameter limitation. Avoid the use of traditional cabling in different sizes. No More Cable Tie Waste!

4 Heat / 2 Cool - Expandable Up to 32 Zones - Compatible with Electric, Gas, Oil and Heat Pump EquipmentIncluding Dual Fuel