GSW is a leading Canadian manufacturer of residential and commercial water heating products, offering high-efficiency gas, electric, and tankless water heaters.
GSW Waterverwarming is a prominent brand in the water heating industry, particularly well-known across Canada for its reliable and energy-efficient products. The company manufactures a comprehensive range of water heaters for both residential and commercial applications, including standard electric tanks, high-performance gas models, and innovative tankless systems. With a history of engineering durability, GSW products like the Polaris and Envirosense lines are designed to meet strict energy standards and provide long-lasting service.
Operating under the umbrella of major water heating manufacturers, GSW provides extensive technical support and warranty coverage for its equipment. Their product lineup features advanced technologies such as submerged combustion chambers and power venting options, ensuring optimal performance for modern homes and businesses. Customers can find dedicated support resources, including user manuals and part replacements, directly through the brand's network.
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You can contact GSW Technical Support by phone at 1-800-265-8520 or via email at techsupport@gsw-wh.com.
The serial number is typically printed on the data plate label located on the side of the water heater tank. This information is required for warranty claims and service inquiries.
Warranty coverage varies by model, but many residential tanks carry a limited tank warranty (often 6 to 10 years) and a shorter parts warranty (often 1 year). Refer to your specific owner's manual for precise details.
No, the Polaris high-efficiency model features a high-grade 444 stainless steel tank which resists corrosion without the need for an anode rod.