Efficient and Eco-Friendly: Upgrade Your Pool with Above Ground Natural Gas Heaters

Above ground natural gas pool heaters are an efficient and cost-effective way to keep your pool warm and comfortable throughout the swimming season. These heaters use natural gas to heat the water, making them a popular choice for those who want to enjoy their pool without breaking the bank.

BestNaturalGasPoolHeater.com is supported by readers and may earn an affiliate commission.

# 1

Hayward Universal H-Series Pool and Spa Heater
Most Popular

Heat up your in-ground pool and spa with ease using the powerful Hayward W3H150FDN Universal H-Series 150,000 BTU Natural Gas Heater.

- High BTU Output: The Hayward W3H150FDN Universal H-Series 150,000 BTU Natural Gas Pool and Spa Heater is a powerful heater that can quickly and efficiently heat up large in-ground pools and spas.
- Energy Efficient: The heater is designed to be energy efficient, which means that it can save you money on your energy bills over time. It also has a low NOx emission rating, making it an environmentally friendly option.

# 2

Hayward Universal H-Series 400K BTU Pool and Spa Heater - Natural Gas
Most Popular

Effortlessly Heat Your In-Ground Pool and Spa with Hayward W3H400FDN Universal H-Series Natural Gas Heater - 400,000 BTU.

- High heating power: The Hayward W3H400FDN Universal H-Series pool and spa heater has a heating power of 400,000 BTUs, making it ideal for heating large in-ground pools and spas quickly and efficiently.
- Energy-efficient: Despite its high heating power, the Hayward W3H400FDN Universal H-Series pool and spa heater is designed to be energy-efficient, helping you save on your energy bills and reduce your carbon footprint.

# 3

Hayward Propane Pool and Spa Heater - 400,000 BTU Universal H-Series

Heat Your Pool and Spa Quickly and Efficiently with Hayward's W3H400FDP Universal H-Series Propane Heater - Perfect for In-Ground Pools and Spas.

- High Heating Capacity: The Hayward W3H400FDP Universal H-Series 400,000 BTU Propane Pool and Spa Heater is designed to heat large in-ground pools and spas quickly and efficiently. With a high heating capacity, it can quickly raise the temperature of your pool or spa to your desired level.
- Energy Efficient: The heater features an industry-leading thermal efficiency rating, which means it can heat your pool or spa without consuming excessive amounts of propane. This can help you reduce your energy bills and save money in the long run.

# 4

EcoSmart Pool Heater

Efficiently Heat Your Pool with EcoSmart SMART POOL 27 Electric Tankless Heater - Self Modulating Technology for Maximum Performance.

- Energy Efficient: The EcoSmart SMART POOL 27 Electric Tankless Pool Heater is designed to be energy efficient, which means it can save you money on your electricity bill. It uses self-modulating technology to adjust the power output based on the demand, ensuring that you only use the energy you need.
- Easy to Install: The EcoSmart SMART POOL 27 Electric Tankless Pool Heater is easy to install and can be done by a professional or a DIY enthusiast. It does not require any venting or gas lines, making it a great option for those who want a hassle-free installation.

# 5

Raypak Digital Natural Gas Pool Heater - 266,000 BTU

Enjoy Perfectly Heated Pool Water with Raypak's 266,000 BTU Digital Electronic Ignition Natural Gas Pool Heater

- Efficient Heating: The Raypak 266,000 BTU Digital Electronic Ignition Natural Gas Pool Heater is highly efficient and can quickly heat up your pool to your desired temperature.
- Digital Electronic Ignition: With digital electronic ignition, this pool heater is easy to start and operate. You don't have to worry about lighting pilot lights or manually igniting the heater.

# 6

Digital Natural Gas Pool Heater by Raypak

Heat Your Pool Quickly and Efficiently with Raypak's 406,000 Btu Digital Natural Gas Heater Featuring Cupro Nickel Technology - Ray-014941.

- High Heating Capacity: The Raypak 406,000 Btu Digital Natural Gas Pool Heater has an impressive heating capacity, making it ideal for large swimming pools or spas. It can quickly raise the temperature of the water, allowing you to enjoy your pool or spa even on cooler days.
- Energy-Efficient: The heater is designed to be energy-efficient, which means that it can help you save money on your energy bills. It features a digital display that allows you to easily adjust the temperature and set the heater to run only when needed.

# 7

Raypak Natural Gas Heater - PR156AENC

Heat Your Pool Efficiently with Raypak 014784 PR156AENC 150000 BTU Natural Gas Heater

- High Heating Capacity: The Raypak 014784 PR156AENC 150000 BTU Natural Gas Heater has a heating capacity of 150,000 BTUs, making it ideal for larger pools and spas.
- Energy Efficient: This natural gas heater has an energy efficiency rating of 83%, which means it can save you money on your energy bills compared to other pool heaters.

# 8

Raypak Digital Natural Gas Heater with Electronic Ignition

Efficiently Heat Your Pool with Raypak's Polymer Headers Digital Control Natural Gas Heater

- Efficient Heating: The Raypak 014784 Polymer Headers Digital Control/Electronic Ignition/Natural Gas P-R156A-EN-C Heater is designed to provide efficient heating for your pool or spa. It has a high thermal efficiency rating, which means it can heat your pool or spa quickly and efficiently.
- Durable and Long-lasting: The polymer headers of this heater are corrosion-resistant, which makes them durable and long-lasting. The electronic ignition system ensures that the heater starts up quickly and reliably every time, without the need for a pilot light.

# 9

Propane Pool Heater by Raypak - 150K BTU (RYPR15)

Experience Perfectly Heated Pools All-Year-Round with Raypak 014786-156A Propane Gas Pool Heater - The Ultimate Solution for Your Pool Heating Needs.

- High Heating Capacity: The Raypak 014786-156A Propane Gas Pool Heater has a heating capacity of 150,000 BTU, which makes it suitable for heating large swimming pools quickly and efficiently.
- Propane Gas Fuel: The use of propane gas as a fuel source makes the Raypak 014786-156A Propane Gas Pool Heater a cost-effective option for pool owners. Propane gas is readily available and is often cheaper than other fuel sources.

# 10

MasterTemp 125 Natural Gas Pool Heater for Small Pools

Efficiently Heat Your Small Pool or Spa with the Pentair EC462025 MasterTemp 125 Natural Gas Heater - Perfect for Pools Up to 15,000 Gallons.

- Energy Efficient: The Pentair EC462025 MasterTemp 125 is designed to be highly energy efficient, which means it can help you save on your energy bills while still keeping your pool or spa at a comfortable temperature.
- Compact Design: This heater has a compact design that makes it ideal for small pools up to 15,000 gallons. Its small size also makes it easy to install and maintain.

# 11

Raypak Natural Gas Pool Heater - 105,000 BTU

Heat Your Pool with Ease: Raypak 014779 PR106AENC 105000 BTU Natural Gas Pool Heater

- High Heating Capacity: The Raypak 014779 PR106AENC 105000 BTU Natural Gas Pool Heater has a heating capacity of 105,000 BTUs, which makes it highly efficient in heating up large swimming pools quickly.
- Energy Efficient: This pool heater is designed to be highly energy efficient, which means it can save you money on your monthly energy bills while still keeping your pool warm and comfortable.

# 12

Beige H-Series Pool Heater by Hayward.

Experience Luxurious Pool Heating with Hayward W3H135FDP H-Series - The Ultimate Solution for Your Pool.

- High Efficiency: The Hayward W3H135FDP H-Series Pool Heater is designed to be highly efficient, with a low NOx emissions rating. This means that it is not only better for the environment, but it can also save you money on your energy bills.
- Durable Construction: The pool heater is made from high-quality materials, including corrosion-resistant copper fin tubes and a stainless steel burners. This ensures that the heater will last for many years, even with regular use.

# 13

Raypak Pool and Spa Heater - 105,000 BTU (Natural Gas)

Experience Unmatched Comfort with Raypak 105,000 BTU Natural Gas Swimming Pool and Spa Heater

- Efficient Heating: The Raypak 105,000 BTU Swimming Pool and Spa Heater is designed to efficiently heat your pool or spa, which means that you can enjoy warm water without having to wait for a long time.
- Natural Gas Powered: The heater is powered by natural gas, which is a cost-effective and eco-friendly fuel source. This means that you can enjoy a warm pool or spa without having to worry about your energy bills skyrocketing.

# 14

Beige H-Series Pool Heater by Hayward

Experience Year-Round Comfort with the Hayward W3H135FDN H-Series Pool Heater in Beige

- Energy Efficient: The Hayward W3H135FDN H-Series Pool Heater is designed to be energy efficient, which means that it will help you save money on your energy bills. It has a high thermal efficiency rating, which means that it can heat your pool quickly and effectively.
- Durable Construction: This pool heater is made from high-quality materials that are designed to withstand the elements and last for years. It has a corrosion-resistant heat exchanger, which means that it can withstand exposure to saltwater and other harsh pool chemicals.

# 15

Raypak Natural Gas Pool Heater - 336,000 BTU

Enjoy Longer Swimming Seasons with Raypak 009218 PR336AENC49 Natural Gas Pool Heater - 336,000 BTU Powerhouse.

- High Heating Capacity: The Raypak 009218 PR336AENC49 pool heater has a heating capacity of 336,000 BTU, which makes it one of the most powerful pool heaters available in the market. It can heat large pools quickly and efficiently.
- Energy Efficient: This pool heater is designed to be energy efficient, with a thermal efficiency of up to 83%. It uses less gas to heat the pool, which can result in significant savings on energy bills.

# 16

Raypak 399k BTU Digital Low NOx Natural Gas Pool Heater

Efficiently Heat Your Pool with Raypak's Digital Low NOx Natural Gas 399000 BTU Pool Heater - Model 009243

- Energy Efficiency: The Raypak Digital Low NOx Natural Gas Pool Heater is designed to be highly energy-efficient, which can help to reduce energy costs over time.
- Low NOx Emissions: The heater is designed to emit low levels of nitrogen oxide (NOx) emissions, which can help to reduce the environmental impact of pool heating.

# 17

Raypak 200K BTU Natural Gas Pool Heater

Heat Your Pool with Ease: Raypak Digital 200,000 BTU Natural Gas Pool Heater - Perfect for Elevations of 2,000-6,000 Feet.

- Efficient Heating: The Raypak Digital 200,000 BTU, Natural Gas, Pool Heater is designed to heat pools quickly and efficiently, making it ideal for those who want to enjoy their pool even during cooler weather.
- Easy to Use: The digital control panel makes it easy to adjust the temperature and settings of the pool heater. It also has a self-diagnostic feature that helps identify any issues with the heater, ensuring that it runs smoothly and efficiently.

# 18

Raypak 399K BTU Digital Natural Gas Pool Heater.

Heat Your Pool Efficiently and Safely with Raypak Digital Cast Iron ASME Natural Gas 399,000 BTU Pool Heater 017374

- High Heating Capacity: The Raypak Digital Cast Iron ASME Natural Gas 399,000 BTU Pool Heater 017374 is capable of heating even large pools quickly and efficiently. With a heating capacity of 399,000 BTUs, it can raise the temperature of a pool by several degrees in a short amount of time, making it perfect for use in colder climates or during the off-season.
- Durable Construction: Made from cast iron, this pool heater is built to last. It can withstand harsh weather conditions and is resistant to corrosion, ensuring that it will continue to function well for many years.