What Size Electric Pool Heater Do I Need

It depends on factors like how you will use the pool heater and pool location.

What size electric pool heater do i need. Therefore if you ve got 15 000 gallons of water you ll require a 75 000 heat pump. 20 000 gallons will need a 100 000 btu heater. Even the most efficient heat pumps will end up costing you 400 or 500 dollars a month if you use them frequently because unlike gas heaters they can take days to heat up your pool by 10 or 15 degrees. Continuing the example above with the 15 x 30 pool after dividing by 3 you get 150.

The 0 9 will help give the approximate volume we don t need to be exact. Similar to the above example when a pool owner asks about what size pool heater they should get most installers just pick their favorite heater that is between 200 000 btu and 350 000 btu knowing from experience that this will work on a pool approximately the size of the one in question. A heater that is under powered for your pool will have a hard time heating your water and keeping the water at a constant temperature. Therefore the minimum size heater that is recommended for a 15 x 30 pool is 150 000 btus.

What size pool heater is a simple question to which there is no simple answer. For example you have a width edge to edge of 15 and length of 30. While gas heaters go up to 400 000 btus in size the most powerful electric heat pumps top out at around 140 000 btus. This is simply the recommended minimum size.

The pool s surface area divided by three gives you the minimal btu size recommended for that particular surface area. According to pool center the general rule for knowing the size of the heat pump you need for your pool is 50 000 btu pool heater for 10 000 gallons of water.