Swimming pool heat exchanger sizing

How do you size a pool heat exchanger?

Rectangular Pool Capacity = 7.5 x Length (ft) x Width (ft) x Average Depth (ft). Circular Pool Capacity = 5.9 x Diameter2 (ft) x Average Depth (ft). STEP 3: Select heat exchanger required.

What size heater do I need for my pool?

Here are the steps to determine heater size:

  1. Determine the desired temperature of the pool water.
  2. Determine the average air temperature for the coldest month of pool use.
  3. Subtract the average coldest month temperature from the desired temperature.
  4. Calculate the pool surface area (length x width)

What size pool heater do I need for a 15000 gallon pool?

Pools up to 15,000 gallons should look at the AquaPro 77K BTU or higher, and 20,000 gallon above ground pools should look at models like the TropiCal 115K BTU. Pools in very windy or colder areas, or those that don’t use a pool cover should consider installing one size larger.

Can a pool heater be too big?

One of the important parts of putting in a pool heater is making sure it is the correct size to maintain the comfortable temperature you want. … However, there is no such thing as oversizing a pool heater. The larger the heater’s output, the faster it heats the water in the pool, and it will not begin short-cycling.

How big is a 20k gallon pool?

Standard In-Ground Pool Volumes in Gallons by Size16x3213,40019,20018×3617,00024,30019×3819,00027,10020×4021,00030,000

How long does it take to heat a 10000 gallon pool?

Overall, a heat pump usually requires between 24 and 72 hours to heat a swimming pool by 20°F (11°C) and between 45 and 60 minutes to heat a spa by 20°F (11°C). So now you know some factors that affect your swimming pool’s or spa’s required heating time.

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Are electric pool heaters good?

This type of pool heating system is more reliable and efficient compared to other types of pool heating systems. Although electric heaters are a bit more expensive than the traditional gas powered heaters, it consumes less energy than the gas powered type so you end up spending less money on your heating bills.

How many BTU do I need to heat my inground pool?

Rules For Sizing Your Heat Pump Pool Heater

Size at 5 BTU’s per gallon or 1.3 to 1.5 BTU’s per litre of water. To heat in normal spring and fall conditions when ambient air temperature average 60°F in a 24 hour period.

Is a higher BTU furnace better?

A heater with a higher BTU rating is more powerful — that is, it has a higher heat output — than one with a low BTU rating. It can do more to raise the temperature in your room each hour, so you can either heat a room more quickly or heat a larger space.

How much does it cost to run a pool heater per month?

The cost to run a pool heater, is free for Solar Heaters, about $100-$200/mo for Heat Pumps and in the range of $200-$400/mo for a Gas Heater. Your actual heating expense will vary month to month, according to outside temps and weather.

How can I heat my pool cheaply?

Here are the seven cheapest ways to heat your pool this off-season.

  1. Use a Solar Cover. …
  2. Invest in Solar Sun Rings. …
  3. Try Out a Liquid Solar Pool Cover. …
  4. Build a Windproof Pool Enclosure. …
  5. Use the Black Hose Trick. …
  6. Snag a Pool Heat Pump. …
  7. Combine a Solar Cover and Pool Heat Pump.
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What is the best pool heater for above ground pools?

10 Best Above Ground Pool Heaters:

  • Hayward H200FDN Universal H-Series 200,000 BTU Pool and Spa Heater. …
  • FlowXtreme NS1001 Dome 24-in Pool Solar Heater, Black. …
  • Pentair 460805 MasterTemp High Performance Eco-Friendly Pool Heater, Natural Gas. …
  • SmartPool SunHeater-Solar Heating System. …
  • XtremepowerUS Inground/Above Ground Swimming Pool Solar Panel.

What is the life expectancy of a pool heater?

7-10 years

How many BTUs do I need for a 20000 gallon pool?

That means that if you have a swimming pool that holds 20,000 gallons, it requires 166,000 BTUs to increase by one degree. Then divide this number by 24 to find how many BTUs you need to raise the temperature by one degree over 24 hours.

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