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

The Paragon 9045-00 and 9145-00 Universal Defrost Timers are the only multi-voltage defrost timers engineered to refrigeration standards.

The ABM-200 Airflow & Environmental Meter has all of the features of the extremely popular ABM-100 plus it is wireless and also has temperature, humidity,

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

Available in various lengths and gages

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.