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POOL & SPA HEAT

Experience the luxury of total comfort with Hayward's full line of heating solutions. Never let the weather control your swimming pool and spa enjoyment again. Pool heaters provide the ultimate in swimming comfort letting you choose the perfect temperature all year round. Hayward has the best heating solutions for your backyard.

Experience the luxury of total comfort with Hayward's full line of heating solutions. Never let the weather control your swimming pool and spa enjoyment again. Pool heaters provide the ultimate in swimming comfort letting you choose the perfect temperature all year round. Hayward has the best heating solutions for your backyard.

Gas Heat or Heat Pump?

Whatever your climate, warmer or cooler, you will want to experience the comfort of heating your pool.
Even if the air temperature seems warm enough, it doesn't necessarily mean your pool's water is comfortable enough to swim in.

The only way to continuously enjoy your pool is to heat the water to the perfect temperature,
there are pool and spa heating solutions for every application, budget and climate - let's explore them.

Gas Pool & Spa Heat

The greatest benefit of the gas pool and spa heaters is that they heat your pool and spa in minutes or hours versus the hours or days required initially to warm the pool with a heat pump. Gas heat is ideal if you don't use your pool or spa on a daily basis, and just want to heat your pool or spa as needed. Key attributes of Hayward's gas pool heaters are that they're environmentally responsible and lower the cost of ownership via their energy efficiency and reliability.

Another benefit of gas pool heaters is they perform well in any climate. They'll heat your pool and spa on the coldest of days versus the limits of a heat pump. 

Advantages

  • Ideal for intermittent swimming
  • Maintains any temperature regardless of the weather
  • Quickest way to heat your pool or spa
  • Lower operating cost for intermittent heating

Drawbacks

  • Higher operating cost to maintain pool temperature in most regions

To determine your pool’s surface area in square feet, use diagrams below.

In the chart below, locate the surface area that is equal to or just greater than your pools surface area. Select the Universal H-Series model that is closest to your pool surface size.

MODELSBTU/HRPOOL SURFACE AREA*
H500500,0001,350
H400400,0001,200
HDF400400,0001,200
HDF275275,000825
H250250,000750
H200200,000600
H150150,000450

The reference table below lists the time required in hours to raise the temperature of the pool by 30°F. First, determine your pool capacity in gallons (surface area x average depth x 7.5). In the table, locate the column with the pool size in gallons closest to yours. The Universal H-Series models listed will indicate the approximate time needed to raise the pool temperature 30°F.

POOL SIZE IN GALLONS
10000200003000040000
MODELSBTU/HRApproximate time in hours to raise pool temperature 30° F
H5005000006121823
H4004000008152330
H25025000012243648
H20020000015304560
H15015000020406080

The reference table below lists the time required in minutes to raise the temperature of the spa by 30°F. First, determine your spa capacity in gallons (surface area x average depth x 7.5). In the table, locate the column with the spa size in gallons closest to yours. The Universal H-Series models listed will indicate the approximate time needed to raise the spa temperature to 30°F.

SPA/HOT TUB SIZE IN GALLONS
2003004005006007008009001,000
MODELSBTU/HRTime in minutes to raise spa temperature 30° F
H500500,00071114182225293235
H400400,00091418232732364145
H250250,000152229264351586572
H200200,000182736455463728190
H150150,00024364860728496108120

UNIVERSAL H-SERIES GAS POOL HEATERS

The Universal H-Series pool heater line provides the most reliable heat solution choice for pool owners. Hayward's patented technology offers the lowest cost of operation when compared to competitors' gas heaters. Our heaters come in a variety of sizes and are available in both natural and propane versions to match your household utilities.

The unique advantage of the Universal H-Series is its commercial-grade cupro nickel heat exchanger. This distinctive feature defends against damaging water chemistry conditions, resulting in long-lasting value and dependability at no extra cost.

Product Detail

UNIVERSAL HC-SERIES GAS POOL HEATERS

  • Industry’s smallest footprint heater (588 sq in)*
  • Dual-fuel technology from a single input source
  • 400,000 BTU heating capacity
  • Fits directly against walls, fences, or other equipment
  • Competitive heaters require 6–12" wall clearance
  • Ultra-compact frame for easy drop-in replacement
  • Dual-fuel tech switches between natural gas and liquid propane
  • Allows for in-field conversion with a quarter-turn
Product Detail

Heat Pump Pool

Heat pumps are incredibly energy efficient at maintaining a constant water temperature and can deliver savings of up to 70% versus a gas heater. Heat pumps are very efficient because they utilize the heat from the surrounding air to heat the pool's water versus burning natural gas or propane.

Heat pumps work well in warmer climates but are at a disadvantage in colder climates. Although a heat pump will operate at temperatures above 50° F, cooler air temperatures above 50° F may not have sufficient heat in the air to keep your pool as warm as you desire. At these lower temperatures, a heat pump is likely not the best option for heating your pool.

A Hayward heat pump model is the most efficient way to heat or cool the temperature of your pool or spa. Warmer climates and especially pools and spas with dark surface finishes benefit from the water being cooled. If you live in a climate that can become extremely hot the heat/cool heat pump is a perfect choice.

Advantages

  • Ideal for daily swimming
  • Low operating cost to maintain pool temperature
  • Only option to cool a pool or spa

Drawbacks

  • Performance dependent on warmer air temperature
  • Slow pool and spa heating

Hayward Heat Pumps

Hayward heat pumps are high-performance, energy-efficient pool heaters that quietly and economically maintain your ideal water temperature at all times. If you use your pool daily for relaxing or exercising and want to extend your swimming season into the cooler months, our heat pump is an ideal choice for your pool.

Don't let cool water temperatures limit your swimming enjoyment. Our heat pumps allow you to swim comfortably throughout your swim season - all while consuming less energy than gas heaters to lower your operating costs by up to 50%.

Hayward heat pumps are performance certified and come in various sizes to meet your pool needs.

Product Detail
Hayward heat pumpsHayward heat pumps

Determine monthly energy cost

Hayward's heat pumps can save you up to 50% in operating costs when compared to a gas heater, providing an affordable way to enjoy your pool every day. Our heat pump analysis tool compares current monthly energy prices and estimates the cost associated with using a Hayward heat pump.

Click here to fill out the heat pump analysis form and receive your results via email

heat pump analysis form
Determine monthly energy costDetermine monthly energy cost

Are you looking to cool your pool or spa water temperature?

In very warm climates where air temperatures are high during certain months of the year, you may want to cool your pool or spa rather than heat it. Dark surface pools also can add unwanted heat to the pool water. If this is the case Hayward's heat pump HP31204T Heat/Cool model is the answer for you. This heat pump has the same energy-efficient, high-performance benefit with the added cooling system for the ideal pool water temperature.

Learn More

WANT THE PERFECT SET-UP FOR SPEED TO HEAT AND EXTENDED SWIM SEASON?

The Hayward gas heater and heat pump combination is the perfect set-up for the ultimate speed to heat and extended pool season experience!

  • A gas heater and heat pump combination will deliver energy savings by utilizing the heat pump a majority of the time, and switching to a gas pool heater when the temperature drops.
  • Most energy-efficient way to heat or cool your pool and/or spa in any climate
  • Heat pump efficiently maintains ideal pool temperature while gas heater rapidly raises spa temperature on demand
  • The ability to choose between heat pump or gas heat on cooler days and in colder climates.
  • For <10% of your pool’s build cost, you can extend your swim season, maintain your pool water temperature and you could swim any weekend outside of swim season with a gas heater!

Dive in with a dealer near you

Our network of certified personnel can help you build your pool, recommend a product, repair a faulty product, and test your water. Find a professional near you.