August 2, 2025

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10 Best lp gas pool heaters of 2025

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Best Choice

1

Hayward
Hayward W3H400FDP Universal H-Series 400,000 BTU Propane Pool and Spa Heater for In-Ground Pools and Spas
Main highlights

Premium Heating Performance
The Hayward Universal H-Series 400,000 BTU Propane Heater offers reliable, long-lasting comfort with exceptional protection against corrosion and energy-saving design.

Ideal for In-Ground Pools and Spas
Best for in-ground pools and spas up to 1,200 ft² where natural gas is available and low-NOx emissions are required.

Ease of Installation
Customers frequently praise the ease of installation and straightforward operation, highlighting the intuitive front control panel and quick heating capabilities.
Key specs
- Dimensions:39.6 x 32.8 x 30.6 inches
- Heating Power:400,000 BTU
- Safety Features:Corrosion protection
- Max Pool Size:1,200 ft.
- Thermostat:Intuitive front control panel
9.8

Exceptional

Our Rating

9.7
Thermal power

9.3
Simple to use

8.0
Easy installation
How do we rank?

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Based on millions of stores and reviews

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Value for Money

2

MasterTemp
MasterTemp Pentair EC-462027 250,000 BTU Propane Gas Pool Heater
Main highlights

Key Features
Durable, rust-proof exterior with premix combustion for quick heating. Includes safety features and rotatable controls; suitable for both outdoor and indoor use.

Ideal Use Cases
Perfect for rapid and efficient warming in both home and outdoor settings, especially in environments requiring quick and reliable heating solutions.

Customer Praises
Reviewers consistently highlight its durability and quick heating capability as the product`s most commendable features.
Key specs
- Dimensions:35.5 x 29.8 x 23 inches
- Heating Power:46000 British Thermal Units
- Safety Features:Built in safety features
- Max Pool Size:N/A
- Thermostat:N/A
9.7

Exceptional

Our Rating
3

Raypak

Raypak 105,000 BTU Swimming Pool and Spa Heater - Propane
9.5

Excellent

Our Rating

8.4
Easy installation

8.0
Efficient Energy Use

8.0
Tech Support
4

Pentair
Pentair EC462025 MasterTemp 125 125,000 BTU Compact Energy Efficient Swimming Pool and Spa Propane Gas Heater for Small Pools Up to 15,000 Gallons
Main highlights

Compact and Efficient Design
The Pentair EC-462025 heater offers a compact build with 82% efficiency, ideal for smaller pools up to 15,000 gallons.

Ideal for Cooler Climates
Perfect for extending swimming seasons in cooler areas, providing warm water even when outdoor temperatures drop.

Praised for Temperature Maintenance
Customers love its ability to maintain comfortable pool temperatures, enhancing swimming enjoyment in colder weather.
Key specs
- Dimensions:31.5 x 21 x 23 inches
- Heating Power:125,000 BTUs
- Safety Features:Auto shut-off, Low NOx
- Max Pool Size:Up to 15,000 gallons
- Thermostat:Rotating digital display
9.4

Excellent

Our Rating

9.3
Temperature control

8.7
Simple to use

8.2
safety
5

Raypak

Raypak P-R266-A-EP-C Digital Propane Pool Heater, 266 BTU
9.2

Excellent

Our Rating
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6

Hayward
Hayward W3H200FDN Universal H-Series 200,000 BTU Natural Gas Pool and Spa Heater for In-Ground Pools and Spas
Main highlights

Key Features
Delivers fast, premium heating for pools/spas up to 600 ft² with low-NOx, energy-saving design and corrosion protection for long-lasting comfort.

Ideal Use Cases
Best for in-ground pools and spas in areas requiring low-NOx emissions; perfect where natural gas is available and energy efficiency is desired.

Customer Praise
Users consistently laud its quick heating capability, durability against unbalanced water chemistry, and the intuitive, easy-to-use control panel.
9.0

Excellent

Our Rating

9.5
Simple to use

8.2
Easy installation

8.2
Efficient Energy Use
7

Pentair

Pentair EC-462024 -Natural Gas 125K Heater - Limited Warranty

12% Off
8.9

Very Good

Our Rating

8.2
Easy installation

8.0
worth the money

8.0
Tech Support
8

Raypak
Raypak 206,000 BTU Digital Electronic Ignition Natural Gas Pool Heater

10% Off
Main highlights

Built for All Weather Conditions
Built to withstand various weather conditions, perfect solution for environments requiring efficiency, convenience, and versatility. High efficiency, small footprint.

Ideal for Quick and Efficient Pool Heating
Intermittent spark ignition pilot safety controls. Pilot only comes on when there is a call for heat. Heats pool quickly and efficiently.

Highly Praised for Energy Efficiency
Runs 50% more efficiently than older models, saving time and energy. Easy to install and maintain, with readily available parts.
8.8

Very Good

Our Rating

9.9
Easy installation

9.9
worth the money

9.7
Efficient Energy Use
9

Raypak

Raypak 014779 PR106AENC 105000 BTU Natural Gas Pool Heater
8.5

Good

Our Rating

9.5
worth the money

9.3
Temperature control

9.1
Easy installation
10

Hayward
Hayward W3H135FDN H-Series Pool/Spa Heater, 135k BTU, Natural Gas Model
Main highlights

Durable Heat Exchanger
This pool heater features a durable cupro nickel heat exchanger, ensuring longevity and reliability even under harsh conditions.

Ideal for Large Pools
Perfect for pools up to 9000 gallons, providing efficient heating with faster speed-to-heat capability, making it suitable for large residential pools.

Highly Efficient Heating
Customers praise its ability to increase water temperature by approximately 1 degree per hour, highlighting its efficiency and performance.
8.4

Good

Our Rating

9.9
Easy installation

9.9
Temperature control

9.7
lasts a long time

10 Best lp gas pool heaters of 2025

1

Hayward W3H400FDP Universal H-Series 400,000 BTU Propane Pool and Spa Heater for In-Ground Pools and Spas

9.7

9.3

8.0

How do we rank?

How do we rank?

Analyzing top stores

2

MasterTemp Pentair EC-462027 250,000 BTU Propane Gas Pool Heater

3

Raypak 105,000 BTU Swimming Pool and Spa Heater - Propane

8.4

8.0

8.0

4

Pentair EC462025 MasterTemp 125 125,000 BTU Compact Energy Efficient Swimming Pool and Spa Propane Gas Heater for Small Pools Up to 15,000 Gallons

9.3

8.7

8.2

5

Raypak P-R266-A-EP-C Digital Propane Pool Heater, 266 BTU

6

Hayward W3H200FDN Universal H-Series 200,000 BTU Natural Gas Pool and Spa Heater for In-Ground Pools and Spas

9.5

8.2

8.2

7

Pentair EC-462024 -Natural Gas 125K Heater - Limited Warranty

8.2

8.0

8.0

8

Raypak 206,000 BTU Digital Electronic Ignition Natural Gas Pool Heater

9.9

9.9

9.7

9

Raypak 014779 PR106AENC 105000 BTU Natural Gas Pool Heater

9.5

9.3

9.1

10

Hayward W3H135FDN H-Series Pool/Spa Heater, 135k BTU, Natural Gas Model

9.9

9.9

9.7

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