The 5 Best Inground Pool Heaters of 2024 – Keep Your Pool Warm Year-Round

If you want to keep your inground pool warm year-round, check out the top five heaters of 2024. The FibroPool Heat Pump is perfect for eco-friendly heating, while the Pentair MasterTemp offers quick, efficient warmth for smaller pools. For versatility, consider the electric pool heater designed for both inground and above-ground pools. If you're looking for robust performance, the Hayward Pool Heater stands out with its high BTU output. Finally, the ECOPOOLTECH heater balances efficiency and temperature control. Keep exploring to discover which heater fits your needs best!

FibroPool Swimming Pool Heat Pump (FH270 70,000 BTU)

If you're looking for an efficient and eco-friendly way to heat your pool, the FibroPool Swimming Pool Heat Pump (FH270 70,000 BTU) stands out as an excellent choice. With its high capacity, it's perfect for both in-ground and above-ground pools, accommodating up to 15,000 gallons. I love that it's an all-electric heater, so I don't need to rely on natural gas or propane. This pump uses clean electricity and moves heat from the air to the water, saving me money in the long run. Its digital control panel makes setting the temperature a breeze, and I appreciate the rugged design that withstands outdoor conditions. Overall, it's a reliable option for keeping my pool warm year-round.

Best For: Those seeking an efficient, eco-friendly solution to heat their above-ground or in-ground pools up to 15,000 gallons without relying on fossil fuels.

Pros:

• Energy-efficient operation reduces long-term costs and environmental impact.
• User-friendly digital control panel simplifies temperature adjustments and monitoring.
• Durable design with rugged enamel-coated steel ensures longevity in outdoor settings.

Cons:

• Limited support reported by some customers regarding technical issues and unit malfunctions.
• Performance may vary in dry climates, potentially necessitating a traditional gas heater.
• Weight of 160.7 pounds may require additional assistance for installation.

Pentair MasterTemp 125,000 BTU Propane Gas Heater for Small Pools

For those with small pools up to 15,000 gallons, the Pentair MasterTemp 125,000 BTU Propane Gas Heater stands out as an efficient heating option. With an impressive 82% energy efficiency, it's designed to heat your pool quickly thanks to its pre-mixed combustion technology. The easy-to-use digital display makes adjusting settings a breeze, and the 1-1/2 inch plumbing connection simplifies installation. However, I've noticed mixed reviews from users. Some have reported issues with units failing shortly after purchase and difficulties with customer service. While it performs well, it's essential to be aware of the warranty limitations and potential support challenges. Overall, it's a solid choice, but do your research before buying.

Best For: Those with small pools up to 15,000 gallons seeking an efficient and quick heating solution.

Pros:

• High energy efficiency at 82%, making it one of the best in its class.
• Quick heating capabilities due to pre-mixed combustion technology.
• User-friendly digital display for easy temperature adjustments.

Cons:

• Mixed customer reviews with reports of units failing shortly after purchase.
• Limited warranty support, particularly for units purchased through Amazon.
• Challenges with customer service, including difficulty obtaining parts and support.

Electric Pool Heater for Above and In Ground Pools

Electric pool heaters are an excellent choice for anyone looking to enjoy a warm swimming experience, particularly those with above or inground pools up to 6,500 gallons. The ECOPOOLTECH model EU57100 delivers a maximum of 22,462 BTU/hr, efficiently heating water to 105°F in ideal conditions. With a heat conversion rate of COP 4.7, it's impressive how much heat you get for each cent of electricity spent. Plus, it operates in temperatures from 30°F to 100°F, making it versatile for various climates. I appreciate the built-in flow sensor that automatically controls the heater, ensuring my pool stays at the perfect temperature. Installation is straightforward, and users rave about the quick heating and quality performance.

Best For: Electric pool heaters are best for pool owners with above or inground pools up to 6,500 gallons seeking efficient and effective heating solutions.

Pros:

• Built-in flow sensor for automatic operation ensures optimal temperature maintenance.
• High heat conversion rate (COP 4.7) provides excellent energy efficiency.
• Easy installation and quick heating times make it user-friendly.

Cons:

• Requires electrician setup for 220 voltage in some cases, which may incur additional costs.
• Performance may vary in extreme temperatures outside the operating range.
• Initial heating time can depend on pool size and conditions, requiring patience.

Hayward Pool Heater, 150,000 BTU (W3H150FDN), Tan

The Hayward Pool Heater, 150,000 BTU (W3H150FDN), is an excellent choice for pool owners looking to extend their swimming season without breaking the bank. This natural gas heater is designed for pools and spas up to 400 square feet, making it a solid option for various setups. I appreciate its durable cupro nickel heat exchanger, which resists corrosion and guarantees longevity. The hydraulic design also saves energy by reducing pump run time, which is a bonus for my wallet. Installation can be a bit tricky, but once it's up and running, it heats my pool quickly. Just keep in mind the potential for increased gas bills during colder months, but overall, it's a worthwhile investment.

Best For: Pool and spa owners looking for an efficient and durable heating solution to extend their swimming season.

Pros:

• Durable cupro nickel heat exchanger protects against corrosion, ensuring longevity.
• Energy-efficient hydraulic design reduces circulation pump run time, saving on costs.
• Quick heating capability allows for significant temperature increases in a short time.

Cons:

• Complex installation may require professional assistance and additional costs.
• Mixed reviews on warranty support, with some users facing challenges with claims.
• Increased gas bills during colder months can add to overall operating expenses.

Swimming Pool Heater (Max Output 38864 BTU/hr)

Looking for an efficient way to keep your pool warm? The ECOPOOLTECH EU100 swimming pool heater might just be what you need. With a maximum output of 38,864 BTU/hr, this electric heat pump is perfect for above-ground pools up to 10,000 gallons and inground pools up to 8,000 gallons. It operates efficiently in temperatures between 20°F and 100°F, heating your water up to a cozy 105°F. What I love is its inverter technology, which adjusts compressor speed based on water temperature, maximizing energy efficiency. Plus, the intelligent control system maintains your desired temperature automatically, so you can enjoy extended swim seasons without fuss. With glowing customer reviews, this heater proves to be both effective and reliable.

Best For: Families with above-ground or inground pools looking for an efficient and automated heating solution to extend their swim seasons.

Pros:

• High efficiency: With a heat conversion efficiency (COP) of 5.5, it generates 4.7 times the heat for every cent spent.
• User-friendly: The intelligent control system automatically maintains the desired pool temperature without manual adjustments.
• Quick heating: Customers report significant temperature increases within hours, making it effective for quick warm-ups.

Cons:

• Weight: At 86 pounds, it may be cumbersome to install or move without assistance.
• Limited temperature range: Operates only in ambient temperatures between 20°F and 100°F, which may restrict usage in colder climates.
• Initial cost: As an electric heat pump, the upfront investment may be higher compared to traditional gas heaters.

Factors to Consider When Choosing Inground Pool Heaters

When choosing an inground pool heater, you need to take into account several key factors. Think about the heating method options, energy efficiency ratings, and how well the heater will match your pool size. Don't forget to factor in installation requirements and maintenance needs to guarantee you're making the best choice for your setup.

Heating Method Options

Choosing the right heating method for your inground pool can greatly impact your comfort and energy costs. You've got several options to evaluate. Electric heat pumps are popular because they transfer heat from the air to warm your pool water, offering impressive energy efficiency with a coefficient of performance (COP) ranging from 4.0 to 5.5. If you need quick heating, gas heaters—available in natural gas or propane—are your best bet, typically rated between 75,000 to 150,000 BTUs for small to medium-sized pools.

Another option is solar pool heaters, which harness sunlight to warm your water. They're eco-friendly but require a larger initial investment and depend on sufficient sunlight. If you're looking at electric resistance heaters, keep in mind they convert electricity directly into heat. However, they are less energy efficient and better suited for smaller pools or spas.

Evaluate your climate when choosing. Heat pumps work well in temperatures above 50°F, making them great for moderate climates, while gas heaters can handle colder conditions, giving you more flexibility year-round.

Energy Efficiency Ratings

Understanding energy efficiency ratings is essential for selecting the right inground pool heater, as these ratings directly impact your energy costs and environmental impact. The coefficient of performance (COP) is a key metric to take into account. A higher COP means greater efficiency; for instance, electric pool heaters can achieve COP values from 4.0 to 5.5, generating four to five and a half times more heat energy than the electrical energy they consume.

On the other hand, propane gas heaters typically have energy efficiency ratings around 82%. While competitive, these ratings are usually lower than those of electric heat pumps. It's crucial to acknowledge that the efficiency of gas heaters can be influenced by factors like humidity and water temperature, potentially leading to increased operational costs during colder months.

Pool Size Compatibility

Pool size compatibility is a critical factor in selecting the right inground pool heater to guarantee efficient and effective heating. When you choose a heater, make certain its capacity matches your pool size, typically measured in gallons. Many heaters are designed for specific volumes, like 15,000 gallons, so check this to avoid underperformance.

The heating output of pool heaters is often rated in BTUs (British Thermal Units). Higher BTU ratings are generally better for larger pools or those that need to heat up quickly. For peak performance, you should also consider your pool's dimensions, including depth and surface area, as these directly influence heating requirements.

Additionally, think about the desired temperature increase and your local climate. If you have a larger pool in a cooler area, you may need a heater with greater capacity to maintain comfortable swimming conditions. By taking these factors into account, you can ascertain that your chosen inground pool heater will keep your pool warm and inviting all year round, making your investment worth it.

Installation Requirements

When you're ready to install an inground pool heater, several key requirements need your attention to guarantee a smooth setup. First, consider whether you'll need professional assistance. Gas heaters often require gas line connections and proper venting to maintain safety and comply with local codes. If you're opting for an electric heater, it typically needs a dedicated electrical circuit, which might necessitate upgrading your electrical system.

Next, think about the physical size and weight of the heater. Heavier units may need a solid base or platform and proper lifting equipment for installation. Additionally, some heaters, particularly heat pumps, require specific clearances from walls or other structures to maintain adequate airflow and optimize performance.

Placement is essential, too. Ideally, position the heater near your pool's filtration system to promote efficient plumbing connections and reduce heat loss during water transfer. By addressing these installation requirements upfront, you can avoid potential headaches down the line and enjoy a perfectly heated pool all year round.

Maintenance Considerations

After you've tackled the installation requirements for your inground pool heater, it's time to focus on maintenance considerations to guarantee long-lasting performance. Regular maintenance is essential, starting with checking and cleaning the filters. Clogged filters can greatly reduce efficiency and may lead to malfunctions, so keep them clean.

Next, inspect the heat exchanger and monitor your water chemistry regularly. This is particularly important if your heater features cupro nickel heat exchangers, as improper chemistry can lead to corrosion. Seasonal tasks should also include checking for leaks, ensuring proper insulation of pipes, and verifying that all electrical connections are secure. These steps help prevent operational issues down the line.

Maintaining the correct water temperature not only enhances comfort but also reduces wear on the heating elements, contributing to a longer lifespan and lower maintenance costs. Finally, scheduling professional inspections at least once a year is a smart move. These inspections can help identify potential problems early, ensuring reliable operation and prolonging the life of your heater. With these maintenance tips, you'll keep your inground pool heater running efficiently for years to come.

Cost and Budget

Choosing the right inground pool heater involves careful consideration of various cost factors to guarantee it fits your budget. First, you'll need to account for the initial purchase price, which typically ranges from $1,200 to $4,500, depending on the type and capacity of the heater. Don't forget about ongoing operational costs, which can add an average of $60 or more per month during colder months—this can greatly impact your overall budget.

Installation expenses also play an important role. You should factor in around $1,200 for labor and about $800 for parts, which adds up quickly. Energy efficiency ratings are another significant aspect; a unit with a high Coefficient of Performance (COP) can save you money in the long run. For instance, a heater with a COP of 4.7 generates 4.7 times the heat for each dollar spent, making it more cost-effective.

Frequently Asked Questions

How Long Does It Take for a Pool Heater to Warm the Water?

When you're using a pool heater, the time it takes to warm the water depends on several factors, like the heater's size, the pool's volume, and the starting water temperature. Generally, you can expect it to take anywhere from a few hours to a full day. If you want faster results, consider using a solar cover to retain heat while the heater does its job. Patience is key, but soon you'll enjoy a cozy swim!

Are Pool Heaters Energy-Efficient for Year-Round Use?

Imagine your pool heater as a lavish, lazy cat lounging in the sun, soaking up energy without a care. You might wonder if it's worth the electricity bill. Well, some pool heaters are surprisingly energy-efficient, especially if you keep them well-maintained. They can use less fuel and warm your water effectively, making your backyard oasis a cozy retreat. Just be sure to choose wisely, and you won't be drowning in utility costs!

Can I Install a Pool Heater Myself?

Yes, you can install a pool heater yourself if you have some plumbing and electrical skills. Make certain to read the manufacturer's instructions carefully and gather all necessary tools and materials beforehand. It's essential to guarantee proper connections and follow safety guidelines to avoid any issues. However, if you're unsure about any part of the process, consider hiring a professional to verify everything's done correctly and safely.

What Maintenance Is Required for Inground Pool Heaters?

Imagine your pool heater as a diligent gardener, nurturing your pool's warmth. To keep it flourishing, you need to regularly check the filters for debris, ensuring they're clean and free-flowing. Inspect the heat exchanger for any buildup and flush it out when necessary. Don't forget to monitor your thermostat settings. A yearly professional inspection can also help catch any hidden issues before they become bigger problems, ensuring your pool stays inviting.

Do Pool Heaters Work Effectively in Cold Climates?

Yes, pool heaters can work effectively in cold climates, but their efficiency depends on the type and quality. You'll want to choose a heater designed for lower temperatures, like a gas or heat pump model. These heaters can maintain comfortable water temperatures even when the air is chilly. Just remember to insulate your pool and cover it when not in use to maximize heat retention and reduce energy costs.

Wrapping Up

In the quest for the perfect inground pool heater, remember that "a warm pool is a happy pool." Each option we've explored offers unique benefits tailored to your needs, whether it's efficiency, convenience, or power. By considering factors like size, fuel type, and budget, you can guarantee your pool stays inviting year-round. So, take the plunge and choose the right heater to create your ideal backyard oasis. Your warm, enjoyable swim awaits!