Factors to consider when sizing a gas pool heater for a swimming pool or spa. . it takes more energy to maintain the heat, but is still cheaper than gas pool heat. How to Pick a Pool Heater: A Review of 5 Electric, Gas and Heat Pump Heaters . If your region's energy fares are affordable, compare them with gas prices. . 85 for an 11 kilowatts model), heating mode adjusting is flexible, and the size, . Sep 15, 2016 - Choosing the best pool heater for your in-ground or above ground pool can be . each month, even though the heater itself is usually the cheapest type. . for small above ground pools up to 8000 gallons and 11sq ft. in size. Sep 29, 2015 - You'll need the right size pool pump for a solar heating system. If you're . Cheap to operate. . How to Find The Right Size Gas Pool Heater. Sizing a gas pool heater involves many factors. Basically, a heater is sized according to the surface area of the pool and the difference between the pool and the . This in-depth guide highlights the top ten best pool heaters out there and will teach . of high-quality, high-performance and relatively affordable pool heaters mean you us to introduce you to the Pentair MasterTemp Propane Pool Heater 460733. . and compact size, the durable construction of the heat exchangers from . Well, that's where this guide and our pool heater reviews come in. . 400,000 BTUs of heat output, it's capable of quickly heating pools up to 40,000 gallons in size. . The versatile Hayward H150FDN 150,000 BTU Natural Gas Pool Heater is another . Inexpensive heating option; Well-made and built to last; Easy to install. Many people buy a pool heater to extend the use of their pool by 2-3 months or to Size - The required size of a heater depends on the size of your pool or spa . Swimming pool gas heater reviews, sizing & buyers guide to help you pick the best . The Pentair Master Temp 125k BTU gas heater is suitable for small pools, shoppers who are looking for the cheapest possible heater and are willing to . Apr 23, 2016 - Two titans of gas pool heaters: Pentair vs Hayward . We touch upon heat pumps in this article but for a full analysis read our review of the Hayward HeatPro Heat Pump. . Pool heaters are much more affordable than they used to be with Pool Size – Most pool heaters will specify what pool size they are .