Delivers hot water shower after shower
At a continuous flow of over 3 gallons per minute.
Envirosense® Power Vent Water Heater
High Efficiency
Gas Water Heaters
- It has a spiral heat exchanger that helps keep hot combustion gases in the tank longer which means the water will heat up faster.
- With a 22” diameter, the Envirosense® Power Vent can be installed in less space than a 75-gallon heater but will deliver greater recovery rates and lower operating costs.
- ENERGY STAR® Qualified with a 94% thermal efficiency

✅ Warranty Information:
1 year labour
6 years parts
6 years manufacturers*
✅ Leasing Options Available
More Information
- ENERGY STAR® Qualified with a 94% thermal efficiency
- Hot and cold side taps allow for combination systems for water heating plus space heating, radiant floor heating or other applications requiring a recirculating hot water loop
- Two anode rods that provide superior protection against corrosion
- Commercial-grade glass lining protects all water side tank surfaces plus inside of internal heat exchanger
- Premium-grade hot surface ignitor eliminates standing pilot
- Flexible venting options—it can be vented with 2”, 3” or 4” ULC S636 PVC, CPVC or polypropylene pipe up to 125 equivalent feet (see installation manual for full details)
- Available in a 50USG capacity
- Available in natural gas only
Across Canada, GSW water heaters are recognized for their excellent value, efficiency and reliability. We’ve earned the trust and loyalty of Canadians by continuing to provide safer, more dependable electric and gas water heaters.
The cost of a 40 gallon standard runs about $1700 and a 50 gallon costs about $1900. These prices are as of January 2022 there have been many cost increases so please check with our office when booking the appointment.
More Questions? Talk with our experts
For A Free In Home Estimate Call: Edmonton: 780-432-6459 | Calgary: 403-432-645