Best Robot Pool Cleaners in 2024

Pool Heater for Inground Pool | Top 3 in 2024

The temperature of your pool water will no longer pose to be issue to worry about. The right pool heater is all you need to change the temperature of your pool without any hassle. The wait is now over. After having studied the various models available in the market, we have come up with top 3 pool heaters that are apt for an in-ground pool. If this is something you have been searching for quite some time now, the article will help you make the right decision. Why wait then. Let’s jump straight into the details of the best pool heaters for an in-ground pool.

Raypak 336,000 BTU Digital Electronic Ignition Natural Gas Pool Heater

Design – What sets this pool heater apart from the rest is its unique “pagoda design”. The design enables the heater to withstand high wind seeds and downdrafts.

Operation – Raypak 336,000 BTU Digital Electronic Ignition Natural Gas Pool Heater is absolutely easy to operate as well as use. The built-in Microprocessor Controlled Thermostat allows the user to set the temperature as desired – all this with just the push of a button.

Construction – The body of this heater is made from a galvanized metal. Following this is the step of powder coating. The whole process of construction involves 7 steps – the result of which is a robust design. Also, the construction is such that it keeps corrosion at bay.

Heating – Wondering what causes the pool to heat up? Well, this Raypak 336,000 BTU Digital Electronic Ignition Natural Gas Pool Heater boasts polymer resin headers and a copper fin tube heat exchanger. This is what causes the pool water to get heated up as quickly as possible. 

Compatibility – This pool heater is remote compatible.

Alerts – One of the best features of this pool heater is that it alerts the users of issues, if any. Well, there is more to it. The built-in diagnostic controls help the users in identifying the location of these issues as well.

Energy consumption – Raypak 336,000 BTU Digital Electronic Ignition Natural Gas Pool Heater contains built-in electronic ignition. The prime advantage of this in enabling the heater to turn the pilot light off and on when needed. This thereby saves the gas required and thus the money. 

Display – With a digital display in place, you not only come to know the temperature of the pool water but also show where the problem is in the control circuit.

Pros & Cons

Pros
  • Energy efficient
  • Digital display
  • Easy operation
  • The built-in diagnostic controls helps the users in identifying the location of the issues faced
  • Robust construction
  • Remote compatible
  • Unique design
Cons
  • Installing might be a little problematic
  • Issues with the warranty period 

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

Ideal for – This pool heater works best for all in-ground pools and spas with a surface area up to 400 ft.

Energy efficient – Since this model is equipped with an efficient pump, it reduces the energy consumed. Thus, your bills won’t blow up your mind from now on.

Environment friendly – With low NOx emissions, you already know that you are investing in a product that is environment friendly. 

Control panel – The control panel of Hayward W3H150FDN Universal H-Series 150,000 BTU Natural Gas Pool and Spa Heater is worth a mention. This is because it is absolutely easy to operate. Here, you can read the temperature, diagnostics and electronic ‘lock-out’ of temperature set-point and a lot more.

Corrosion – The heater getting affected by corrosion is something that bothers everyone. However, with this pool heater from Hayward, you can stay relaxed. The heater boasts of an exceptional protection against corrosion that usually arises as a result of an unbalanced water chemistry.

Durability – This is where Hayward W3H150FDN Universal H-Series 150,000 BTU Natural Gas Pool and Spa Heater grabs attention from every corner of the world. The highly resilient Cupro Nickel turns out to be the reason for this. With this, you do not have to deal with compromised performance in conditions like high flow, salt-based water, or aggressive water chemistry conditions.

Pros & Cons

Pros
  • Corrosion resistant
  • Great quality control panel
  • The highly resilient Cupro Nickel talks volume about the durability
  • low NOx emissions
  • Energy efficient
Cons
  • A few users have complained of having experienced leakage issues.
  • Customer service is not up to the mark.

Hayward W3HP21404T HeatPro 140,000 BTU Pool Heat Pump for In-Ground Pools

Installation – This unit is absolutely easy to install.

Design – Hayward W3HP21404T HeatPro 140,000 BTU Pool Heater has non-corrosive design. Thus, aggressive water chemistry conditions will not be a problem for the heater to operate. Additionally, the compact design leaves you with nothing to bother as far its storage and transportation is concerned.

Heating principle – This in-ground pool heater makes use of the surrounding air to heat up the pool. Since, it does not rely on natural gas, propane or any electric heating element, it opens the doors for an economical heating.

Pump – The heating pump works smoothly without disturbing anyone around. In addition to this, it ensures that the desired temperature of the pool is maintained at all times.

Durability – With Ultra Gold corrosion-resistant technology that this pool heater comes with, withstanding tough conditions comes in naturally.

Corrosion resistant – Here, the heat exchanger is made of supreme quality. Not only does it ensure maximum heat transfer but also provides excellent salt water and chemical corrosion resistance.

Pros & Cons

Pros
  • This heater makes use of the surrounding air to heat up the pool thus ensuring economical heating.
  • The Ultra Gold corrosion-resistant technology results in a longer shelf life.
  • Hayward W3HP21404T HeatPro 140,000 BTU Pool Heater boasts of a compact design.
  • The pump ensures that the water temperature is maintained at all times.
  • This unit is absolutely easy to install.
  • It comes with a polyethylene screen that protects the evaporator coil and also aids in maintaining the peak efficiency.
  • The body of the heater is UV resistant.
Cons
  • A couple of users expressed how unsatisfactory the customer service has been.
  • There could be issues with the warranty period.

Technical Comparison

ParameterRaypak 336,000 BTU Digital Electronic Ignition Natural Gas Pool HeaterHayward W3H150FDN Universal H-Series 150,000 BTU Natural Gas Pool and Spa Heater for In-Ground Pools and SpasHayward W3HP21404T HeatPro 140,000 BTU Pool Heat Pump for In-Ground Pools
BrandRaypakHaywardHayward
ManufacturerRaypakHaywardHayward
Dimensions43 x 32.3 x 31 inches33.3 x 32.8 x 30.6 inches40 x 31.5 x 50 inches
Weight230 pounds150 pounds320 pounds
ColorGreyWhite and greyBrown and black
Model number009218W3H150FDNW3HP21404T
BTU3,36,0001,50,0001,40,000
Corrosion resistantYesYesYes
Control panelDigitalDigitalDigital
ConstructionGalvanized metalCupro NickelUltra Gold corrosion-resistant technology
remote compatibleYesNoNo
AlertsYesNoNo
HeatingAs a result of polymer resin headers and a copper fin tube heat exchangerRelies on efficient pumpIt makes makes use of the surrounding air
Energy efficientYesYesYes
Environment friendlyYesYesYes
Reason for durabilityIts unique "pagoda design"The highly resilient Cupro NickelUltra Gold corrosion-resistant technology

Conclusion

If an economical, high-performance and an energy-efficient in-ground pool heater is all that you have been hunting for then the discussed models just fit right. Their robustness, efficient results and reliability is what helps them find a spot in the top 3 in-ground pool heaters of all times. Each of these heaters caters to the user requirements and put in every possible effort to deliver an unmatchable performance. 

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