Enhancing everyday living

For 80 years, GIANT has been proudly serving the Canadian market.

A water heater that meets your needs


Find the residential water heater that meets your needs.

DISCOVER OUR PRODUCTS

Residential Water Heaters

GIANT manufactures a complete line of residential electric, gas-fired water heaters and storage tanks using some of the best raw materials available in Canada.

Commercial Water Heaters

GIANT manufactures a complete range of commercial electric water heaters and storage tanks to meet all your commercial project needs.

Canada’s EnerGuide program for energy-using products is a rating and labelling system that allows consumers to find the most efficient product in their class. It provides verified data about a product’s energy performance.

The CSA certification indicates that our products have been evaluated by a formal process involving examination, testing and follow-up inspections. It also indicates that Giant products complies with applicable U.S., Canadian and/or international standards for safety or performance.
Giant’s Quality System is
ISO 9001-2015 certified.
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