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2. Ground source heat pump - Wikipedia

   en.wikipedia.org/wiki/Ground_source_heat_pump

   1.8 ton/yr: 4.4 ton/yr: 5.4 ton/yr US: 676 ton ... Based on recent prices, ground-source heat pumps currently have lower operational costs than any other conventional ...

3. Heat pump - Wikipedia

   en.wikipedia.org/wiki/Heat_pump

   A heat pump is a device that consumes energy (usually electricity) to transfer heat from a cold heat sink to a hot heat sink. Specifically, the heat pump transfers thermal energy using a refrigeration cycle , cooling the cool space and warming the warm space. [ 1 ]

4. Coefficient of performance - Wikipedia

   en.wikipedia.org/wiki/Coefficient_of_performance

   The COP usually exceeds 1, especially in heat pumps, because instead of just converting work to heat (which, if 100% efficient, would be a COP of 1), it pumps additional heat from a heat source to where the heat is required. Most air conditioners have a COP of 3.5 to 5. [3]

5. How do heat pumps work? What to know about installation ... - AOL

   www.aol.com/news/heat-pumps-know-installation...

   For ductless heat pumps, the most popular in Minneapolis, it's $6,000 to $7,000 per house zone, while forced air heat pumps cost between $10,000 to $20,000, depending on the model. A traditional ...

6. The Inflation Reduction Act offers subsidies for heat pumps ...

   www.aol.com/news/inflation-reduction-act-offers...

   According to This Old House, the home improvement news and entertainment outlet, a new gas furnace costs between $1,700 and $9,700 and a new oil furnace costs $4,300 to $9,200. Heat pumps do ...

7. What heat pumps mean for your home – and your wallet - AOL

   www.aol.com/heat-pumps-mean-home-wallet...

   Installing a new air source heat pump costs more than £10,000 on average, with a ground source heat pump costing more than that.