Heat accumulator
The most energy-efficient solution available
The most economical solution available. Steffes thermal storage systems convert off-peak electricity into heat, and store it in heating elements contained in high-density ceramic bricks.
Hydro-Québec is now offering financial incentives to help customers replace their current central heating system with Steffes’ Serenity forced-air furnace. Opt for a thermal-storage electric central heating system and receive up to $22,000 in financial assistance from Hydro-Québec.

Serenity heat accumulator
Comfort for the future
The Serenity (4200 Series) electric thermal storage furnace from Steffes combines forced-air heating with electric thermal storage technology to provide reliable, consistent warmth in every corner of your home.

4210

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PowerUp to 36,000 BTU
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Number of bricks72
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Tonnage1 to 3 tonnes
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170441325 LB
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Storage capacity285 300
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Maximum load16 KW
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Approximate weight of bricks1116 LB
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Warranty5 years parts
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GrantYes

4120

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PowerUp to 60,000 BTU
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Number of bricks105
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Tonnage3 to 5 tons
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170441704 LB
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Storage capacity426 500
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Maximum load24.8 KW
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Approximate weight of bricks2170 LB
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Warranty5 years parts
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GrantYes
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Comfort, quality, confidence
The experts at Enviro Confort have more than 25 years’ experience in ventilation, geothermal energy, heat pumps, heating and air conditioning in Quebec City and Lévis. They’ll know how to meet your needs.