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Pool Heaters: Natural Gas

All Pool Heaters

41 pool heaters: natural gas from Raypak, Hayward and Pentair. Most cost $2,385 to $5,758, and half cost less than $3,669.

Top brands: Raypak (35)Pentair (4)

All filtersFilters (1)×
Fuel: Natural gas  ×Clear all
BrandRaypak35Pentair4Hayward2
Heater typeNatural gas41
Heating output26600063990006333000333600031050002150000218000022000002
Show all 17400000240600021250001135000120600012400001264000130000013600001
FuelNatural gas41
PriceUnder $3,0003Under $5,0001$2,500 & above32$3,000 & above27$4,000 & above15$5,000 & above5
Clear allShow 41 Pool Heaters
Fuel: Natural gas  ×41 resultsSort byRecommendedSpec scorePrice: low to highPrice: high to low
Pentair

Natural gas, 200000 Heating output, Natural gas

+Runs on natural gas with a 200,000 BTU output
+Natural gas fuel type fits homes with a gas line
+High performance heater for pool and spa use
$3,650.00
as of 11/04/2026 00:37 PST - Details
Raypak

Natural gas, 333000 Heating output, Natural gas

+333,000 BTU output for faster heating of larger pools
+Runs on natural gas
+Built for 2,000 to 6,000 foot elevation
No price recorded yet.
Raypak

Natural gas, 399000 Heating output, Natural gas

+399,000 BTU output for high heating capacity
+Runs on natural gas
+Cast iron ASME construction
No price recorded yet.
Raypak

Natural gas, 180000 Heating output, Natural gas

+Natural gas fuel type for homes with a gas line
+180,000 BTU output for mid-sized pools
+Polymer header resists corrosion
$3,291.00
as of 11/04/2026 00:49 PST - Details
Raypak

Natural gas, 333000 Heating output, Natural gas

+333,000 BTU output for heating a pool
+Runs on natural gas
+Low NOx design
$4,847.11
as of 11/04/2026 00:49 PST - Details
Raypak

Natural gas, 399000 Heating output, Natural gas

+Large 399k BTU output for heating bigger pools
+Runs on natural gas
+Digital controls for setting temperature
$5,758.15
as of 11/04/2026 00:49 PST - Details
Raypak

Natural gas, 399000 Heating output, Natural gas

+Large 399K BTU output for heating bigger pools
+Runs on natural gas
+Cupro-nickel heat exchanger
$7,308.00
as of 11/04/2026 00:49 PST - Details
Raypak

Natural gas, 399000 Heating output, Natural gas

+Large 399K BTU output for heating bigger pools
+Runs on natural gas
+Low NOx design
$5,867.00
as of 11/04/2026 00:49 PST - Details
Raypak

Natural gas, 399000 Heating output, Natural gas

+399,000 BTU natural gas output for faster heating
+Digital controls for setting the temperature
+Electronic ignition for starting the heater
$7,344.00
as of 11/04/2026 00:49 PST - Details
Raypak

Natural gas, 200000 Heating output, Natural gas

+Natural gas fuel type for homes with a gas line
+200,000 BTU output for larger pools
+Low NOx emissions design
$3,680.00
as of 11/04/2026 00:49 PST - Details
Raypak

Natural gas, 333000 Heating output, Natural gas

+Runs on natural gas
+333,000 BTU output for mid-size pools
+ASME cast iron construction
$4,538.00
as of 11/04/2026 00:49 PST - Details

Compare specs

pool heaterHeater typeHeating outputFuelSpec scorePrice
Natural gas200000Natural gasn/a$3,650.00
as of 11/04/2026 00:37 PST - Details
Natural gas333000Natural gasn/aNo current price
Natural gas399000Natural gasn/aNo current price
Natural gas180000Natural gasn/a$3,291.00
as of 11/04/2026 00:49 PST - Details
Natural gas333000Natural gasn/a$4,847.11
as of 11/04/2026 00:49 PST - Details
Natural gas399000Natural gasn/a$5,758.15
as of 11/04/2026 00:49 PST - Details
Natural gas399000Natural gasn/a$7,308.00
as of 11/04/2026 00:49 PST - Details
Natural gas399000Natural gasn/a$5,867.00
as of 11/04/2026 00:49 PST - Details
Natural gas399000Natural gasn/a$7,344.00
as of 11/04/2026 00:49 PST - Details
Natural gas200000Natural gasn/a$3,680.00
as of 11/04/2026 00:49 PST - Details

Before you buy

Other Fuel options

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Popular filters

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Spec scores, pros and cons, and prices are explained in the How it works section of the About page.