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WELCOME TO GSW
For more than 150 years GSW has provided innovative products to Canadian homes, a claim few water heater brands can make. We continue to evolve and strive to provide the safest, most reliable and energy efficient water heaters available.
GSW Water Heaters
599 Hill Street West
Fergus, Ontario, Canada N1M 2X1
Hours of Operation
Monday to Friday 8:00 am to 5:00 pm EST
Monday to Sunday 8:00 am to 5:00 pm EST
Monday to Friday 7:00 am to 5:00 pm EST