Geothermal Heat Pumps
Choosing a WaterFurnace Geothermal Heat Pump Is Simply Smarter
WaterFurnace geothermal heating and cooling systems come in three basic configurations, designed to meet the needs of your home and provide the highest efficiency and the greatest energy savings. And nearly all of our products meet or exceed the Energy Star® requirements needed to take advantage of the latest tax credits.

7 Series (700A11)
The best of the best. Variable capacity system delivers comfort and savings you have to experience to believe.
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5 Series (500A11)
An upgrade to our Envision line that upholds the exceptional comfort and reliability expected from the WaterFurnace name.
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3 Series (300A11)
30 years of research, engineering advancements, and manufacturing experience all at a great price point.
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Synergy3D (SDV)
3-in-1 System. Forced air heating and cooling. Capable of radiant floor heat.
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Envision Air Handler (NAH)
Used with split units to move air to and from the home.
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5 Series (502W12)
Hydronic. Add-on to other unit for high volume hot water users. Perfect for radiant floor, spa, pools, fan coils.
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Envision NSW (NSW)
Hydronic. Add-on to other unit for high volume hot water users. Perfect for radiant floor, spa, pools, fan coils.
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5 Series (504W11)
Hydronic. Add-on to other unit for high volume hot water users. Perfect for radiant floor, spa, pools, fan coils.
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Envision NDW (NDW)
Hydronic. Perfect for radiant floor, spa, pools, snow & ice melt.
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5 Series (500R11)
Versatility. Used with remote air handler or gas furnace.
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5 Series Outdoor Split (500RO11)
Outdoor Unit. Used with remote air handler or gas furnace.
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