Best Natural Gas Pool Heaters 2024 - Top 10 Picks

This is the ultimate buyer's guide to finding the right natural gas pool heaters to suit your needs. We review the 10 best natural gas pool heaters on the market so you know that your next decision will be a smart one!

When you're trying to select the good natural gas pool heaters, there are a lot of factors to consider. This page has everything you need to know in one place.

This guide will help you avoid the pitfalls that come with researching natural gas pool heaters.

You don't have to try out every natural gas pool heaters to find one that meets your needs. After extensive research and hours of in-person tests, we've found the best natural gas pool heaters to be Hayward W3H150FDN Universal H-Series 150,000 BTU Natural Gas Pool and Spa Heater for In-Ground Pools and Spas. There are a lot of sub-par products out there, but this product is one of the highest quality you'll find. Next best option is Raypak 266,000 BTU Digital Electronic Ignition Natural Gas Pool Heater.

Choosing the natural gas pool heaters can be a daunting task, especially if you're doing it for the first time. Here's what we recommend based on our extensive research. We've compiled a list of the highest rated natural gas pool heaters. The following products are some of the best you can get right now.

List of Top 10 Natural Gas Pool Heaters

Review of Best Natural Gas Pool Heaters

1. Hayward W3H150FDN Universal H-Series 150,000 BTU Natural Gas Pool and Spa Heater for In-Ground Pools and Spas

  • BEST FOR: In-ground pools and spas with a surface area up to 400 ft. where natural gas is available. Its low environmental impact makes it ideal for pools and spas located where low-NOx emissions are required.
  • PREMIUM PERFORMANCE: The Hayward Universal H-Series 150,000 BTU Natural Gas Heater delivers fast premium heating performance for years of reliable, long-lasting comfort.
  • CORROSION PROTECTION: The Universal H-Series boasts exceptional protection against corrosion and premature failure caused by unbalanced water chemistry.
  • ENERGY SAVINGS: The efficient, industry-leading design reduces circulation pump run time to provide energy savings.
  • EASY-TO-USE: Intuitive front control panel provides easy operation, service and maintenance.

2. Raypak 266,000 BTU Digital Electronic Ignition Natural Gas Pool Heater

  • Built to withstand various weather conditions, perfect solution for environments requiring efficiency, convenience and versatility.
  • Intermittent spark ignition pilot safety controls. Pilot only comes on when there is a call for heat.
  • Space-age material means the heater won't retain residual heat after it is turned off, allowing it to be installed without the use of costly metal heat sinks.
  • Part Number: 009217 | Model Number: P-R266A-EN-C
  • PLEASE NOTE: Item is unable to be shipped to state of California

3. Raypak 014784 PR156AENC 150000 BTU Natural Gas Heater

  • Part Number: 014784 | Model Number: P-R156A-EN-C
  • Allows you to extend your swim season, open your pool earlier and close it later.
  • Perfect choice for above-ground pools and spas
  • 2" water connections
  • Perfect for above-ground pools and spas

4. Raypak 105,000 BTU Swimming Pool and Spa Heater - Natural Gas

  • Designed for easy installation on above ground pools, smaller in-ground pools, and spas
  • Standard 120v 3-prong power cord or can be easily converted to 220v
  • Simple analog thermostat dial for accurate pool and spa temperature setting
  • Gas connection is 1/2" NPT and measures 4 5/8" off the ground level. Unit measures 27.5" H x 12" wide X 24" Deep
  • PLEASE NOTE: Item is unable to be shipped to state of California

5. HAXPLT1931 Natural Gas Pilot Replacement for Hayward H-Series Ed1 Style Pool Heater, Fits for Hayward Natural Gas Pool Heater Parts, Includes Pilot Assembly, Pilot Tube & Fittings and Thermopile

  • 【Product Introduction】The HAXPLT1931 natural gas pilot assembly replacement for hayward H-series ed1 style pool heater. Made from high-quality materials. Comes with a short pilot tube.
  • 【Compatible Number】HAXPLT1931 natural gas pilot for Hayward H-series millivolt/electronic ED1 style and H150/H200/H210/H250/H300/H350/H400 millivolt pool and spa/hot tub heaters.
  • 【For Your Warm Pool】HAXPLT1931 natural gas pilot, ignition for Hayward pool heaters, includes chxgen1930 millivolt pilot generator which delivers 750 millivolts maximum (0.75 vdc).Under normal circumstances it should be between 400 and 500 mv.
  • 【Safety and Reliability】This pilot is made with high-quality materials to ensure optimal performance, provide the ultimate safety and reliability. It is equipped with a short pilot tube and easy installation.
  • 【1 Year Warranty】The product made of high quality materials and undergo strict quality inspection before leaving the factory. If you encounter any problems in the process of use, please tell me directly, we will solve the problem for you in the first time. We will provide you with free exchange or full refund service, will not let you bear any loss.

7. Hayward W3H135FDN H-Series Pool Heater, Beige

  • Durable cupro nickel heat exchanger
  • Industry-leading hydraulic performance with faster speed-to-heat capability
  • Intuitive and easy-to-operate electronic panel
  • Exclusive "Totally Managed" cupro nickel heat exchanger water flow
  • Low NOx emissions—meets clean air quality standards

8. Hayward W3H150FDP Universal H-Series 150,000 BTU Propane Pool and Spa Heater for In-Ground Pools and Spas

  • BEST FOR: In-ground pools and spas with a surface area up to 400 ft. where natural gas is available. Its low environmental impact makes it ideal for pools and spas located where low-NOx emissions are required.
  • PREMIUM PERFORMANCE: The Hayward Universal H-Series 150,000 BTU Propane Heater delivers premium heating performance for years of reliable, long-lasting comfort.
  • CORROSION PROTECTION: The Universal H-Series boasts exceptional protection against corrosion and premature failure caused by unbalanced water chemistry.
  • ENERGY SAVINGS: The efficient, industry-leading design reduces circulation pump run time to provide energy savings.
  • EASY-TO-USE: Intuitive front control panel provides easy operation, service and maintenance.

9. Pentair EC-462025 Heaters, White

  • GREAT FOR SMALLER POOLS: Propane heater boasts 125,000 BTUs, designed for smaller bodies of water up to 15,000 gallons
  • COMPACT AND EFFICIENT: Compact design with 82-percent efficiency as compared to larger pool heaters; Quiet operation makes sure not to impose on leisure pool time
  • THOUGHTFUL, USER-FRIENDLY DESIGN:: Rotating digital display allows for any installation rotation and is easy to read; User-friendly indicator lights allow for simple system operation and monitoring; Corrosion and UV-resistant housing deliver durable, lasting use
  • SAFETY FEATURES: Water pressure and stack flue sensor for overheat prevention, auto shut-off when the temperature exceeds factory limits, and manual shut-off for servicing; Certified for Low NOx emissions
  • SPECIFICATIONS: Voltage: 120/240V; Intake/discharge plumbing: 1.5-inch; Dimensions (L x W x H): 31.5 x 21 x 23 inches; Weight: 80 pounds

10. FibroPool Swimming Pool Heat Pump - FH135 35,000 BTU - for Above and In Ground Pools and Spas - High Efficiency, All Electric Heater - No Natural Gas or Propane Needed

  • CLEAN AND GREEN: The FH135 is powered by clean electricity, reducing the harmful environmental effects and cost of traditional heaters that use natural gas or propane. Our pumps instead move heat from the air into the water, which saves you money and is a breeze to maintain
  • COMPATIBLE WITH: In ground pools up to 7,500 gallons and above ground pools up to 18 foot round or 12 by 24 foot oval. As with all heat pumps, we recommend using in a humid climate down to 50 degrees for best performance. Dry climates are better served by a traditional gas heater
  • HIGH EFFICIENCY: Utilizing high-pressure differential compressors and titanium heat exchangers, FibroPool heat pumps are meticulously designed to be the most energy efficient in their class. You can rest comfortably knowing your family will enjoy years of late season swimming without feeling a squeeze on your electric bill
  • RUGGED DESIGN: Enamel-coated steel chassis is designed to withstand outdoor elements season after season. Slim profile measures just 16"x40"x24", offering a wide range of mounting options. Conveniently installs with included 1 1/2 inch compression fittings
  • EASY OPERATION: Digital control panel with an easy-to-read display offers convenient temperature setting and monitoring. Optional extension cable allows you to mount the control panel in a location that works best for you

Last update on 2024-05-08 / Affiliate links / Images from Amazon Product Advertising API

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