# How many BTUs does it take to heat a 25000 gallon pool?

You will have to calculate your heat loss too. I just took a look at a calculator I built and for an 18×36 25000 gallon pool I ended up with 36-48 hours depending on the various factors. As an aside, I always used about a 250,000 BTU heater on everything, including spas, unless the customer wanted FAST.

You will have to calculate your heat loss too. I just took a look at a calculator I built and for an 18×36 25000 gallon pool I ended up with 36-48 hours depending on the various factors. As an aside, I always used about a 250,000 BTU heater on everything, including spas, unless the customer wanted FAST.

Additionally, how long will it take to heat my pool calculator? Your water is currently 70 degrees F but you would like it to be a minimum of 80 degrees F. How long will it take before the pool water reaches 80 degrees F? 10 x 1.33= 13.34 hours of heating before the pool reaches 80 degrees F. In most cases, calculations for a heat pump and heater are optimistic.

Furthermore, how many BTUs do I need to heat my pool?

Since it takes one BTU to heat one pound of water by a single degree, we now know that in order to raise this entire 20,000 gallon pool by one degree it will take 166,000 BTU’s of heat energy. So, if you want to raise the water temperature by ten degrees, then you would need 1,660,000 BTU’s of heat energy.

How fast does a gas heater heat a pool?

Natural gas heaters (also known as NG heaters) use about 1 therm per hour per 100,000 BTU’s. For a typical size 400,000 BTU pool heater, that’s 4 therms per hour. Currently, natural gas runs about \$1.50 per therm near Tampa. The average cost to heat a pool for one hour on natural gas is around \$ 7.00.

### How can I heat my pool faster?

Use a Pool Heat Pump Instead of using a heating element or gas, pool heat pumps draw in warm air from the atmosphere. Then, they use a low energy process for magnifying the harvested heat and transferring it to your pool water.

### How cold is an unheated pool?

Experts recommend a minimum swimming room temperature of between 83 and 86 degrees Fahrenheit for most swimming activities. The water temperatures can be slightly lower for highly competitive swimming, but it’s not surprising that it should be warmer for younger swimmers.

### Does a pool heat up faster with the cover on?

Even the more transparent pool covers filter out a good amount of energy going to the pool. If your ambient temperature is decent and there is not much wind, leaving the pool cover off will heat the water faster (and not just heat the cover and the water near it).

### How can I cool my pool in the summer?

Here are 4 quick and easy ways you can keep your pool exactly the way you like it during the hot summer months. Keep the Water Moving. For both a functional and beautiful feature, consider adding a decorative fountain or waterfall to your pool. Use an Aerator. Cover When Not Using. Use a Pool Mister.

### How much does it cost to run a pool pump?

\$1.36 per day x 365 days = \$496 per year to Operate a 1-½ HP Variable Speed Pump. Cost to Operate 1-½ HP Single Speed Pool Pump \$1,062 / yr Vs. Cost of Variable Speed Pump \$496 / year.

### What is the cost of heating a swimming pool?

How Much Does It Cost To Heat A Pool? The average cost is between \$1,500 and \$3,000 depending on the water temperature you set. This is for heating from May 1 through September 30. Unless you live near the equator or love shivering, you need a heater for your pool.

### What is the best pool heater for inground pools?

Top 10 Best Pool Heaters: Hayward H400FDN Pool Heater – Best Overall. Hayward HeatPro Titanium – Best Electric Pool Heater. EcoSmart Electric Pool Heater – Best Value. Hayward Above-Ground Pool Heaters. Smartpool Inground Sun Pool Heater. Raypak Gas Pool-Heater. Goplus Solar Dome Heater. FibroPool FH055 Pool Heater.

### What is the best pool heater for above ground pools?

Top 10 Best Above Ground Pool Heaters Reviewed in 2019 EcoSmart SMART POOL Tankless Pool Heater. Intex Solar Heater Mat. SmartPool SunHeater-Solar Heating System. Pentair 460736 Pool Heater. Fibroheat Swimming Pool Heater. Hayward H100ID1 H-Series Above Ground Pool Heater. Hayward Pool Heater. Which Above Ground Pool Heater Should You Buy?

### What size heater do I need for a 30000 gallon pool?

Heat Pump Sizing Chart – Inground Pools Pool Size (Feet) Summer 4 BTU’s Spring & Fall 5 BTU’s Up To 15,000 Gallons 14′ x 28′ 85,000 BTU 85,000 BTU Up To 20,000 Gallons 16′ x 32′ 85,000 BTU 110,000 BTU Up To 25,000 Gallons 18′ x 36′ 110,000 BTU 125,000 BTU Up To 30,000 Gallons 20′ x 40′ 125,000 BTU 150,000 BTU

### How many BTUs do I need?

Size and Ceiling Height Area To Be Cooled (square feet) Capacity Needed (BTUs per hour) 100 to 150 5,000 150 to 250 6,000 250 to 300 7,000 300 to 350 8,000

### Is solar pool heating worth it?

Solar pool heaters are extremely reliable. Solar energy has been used for the past 30+ years not only for heating pools, but also for providing electricity and warm running water for residential and commercial places. There are no motors or fans that you have to worry about breaking, and no heat exchangers to corrode.

### Can you use a hot tub heater for a pool?

It still takes the same amount of energy to heat the hot tub water as it would to heat the pool water, so you wont save any money. The hot tub heaters are probably not powerful enough to heat the pool very well.