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HAYWARD UNIVERSAL H-SERIES W3H135FDN NATURAL GAS POOL & SPA HEATER – 135K BTU, CUPRO-NICKEL HEAT EXCHANGER
Dimensions: 22.6" H x 21.4" W x 30.3" D
Heating Capacity: 135,000 BTU
Fuel Type: Natural Gas
Heat Exchanger: Cupro-Nickel
Water Flow Rate: 20-125 GPM
Pool Type: Above-Ground
Maximum Elevation: 2,000 ft
Voltage: 120V
The Hayward W3H135FDN H-Series Natural Gas Pool & Spa Heater delivers 135,000 BTU of heating capacity in a compact cabinet sized for above-ground pools. At 100 lbs and just over 21 inches wide, it is the smallest heater in the Hayward H-Series gas lineup.
A cupro-nickel heat exchanger with Hayward's Totally Managed water flow design resists salt water and chemical corrosion while keeping flow through the exchanger within its designed range.
The unit runs on standard 120V power, accepts 20 to 125 GPM of water flow, and is rated for installations up to 2,000 feet above sea level. It operates in ambient temperatures down to 40 F.
Key Features
- 135,000 BTU heating capacity
- Natural Gas
- Sized for above-ground pools
- Cupro-Nickel heat exchanger with Totally Managed water flow design
- Salt water and chemical corrosion resistance
- 20-125 GPM water flow rate
- Standard 120V power supply
- Compact 100 lb cabinet
- Requires 12" side and 6" rear clearance
- Low ambient operation down to 40 F
- Rated for elevations up to 2,000 ft
Specifications
| Specification | Details |
| Brand | Hayward |
| Part Number | W3H135FDN |
| Model | H135FDN |
| Series | H-Series |
| Fuel Type | Natural Gas |
| BTU Input | 135,000 BTU |
| Heat Exchanger | Cupro-Nickel |
| Water Flow Rate | 20-125 GPM |
| Dimensions | 22.6" H x 21.4" W x 30.3" D |
| Unit Weight | 100 lbs |
| Shipping Weight | 117.5 lbs |
| Voltage | 120V |
| Phase | Single Phase |
| Frequency | 60 Hz |
| Circuit Amps | 5.5 A |
| Maximum Breaker Size | 15 A |
| Clearances | 12" Sides / 6" Rear |
| Minimum Operating Temperature | 40 F |
| Maximum Elevation | 2,000 ft |
| Pool Type | Above-Ground |
| Warranty | 1-Year Parts |
What's Included
- Hayward W3H135FDN H-Series Natural Gas Pool & Spa Heater
- Cupro-nickel heat exchanger assembly
- Installation and operation documentation
The Hayward W3H135FDN brings 135,000 BTU of gas heating to above-ground pools in the most compact cabinet Hayward offers, running on a standard 120V supply.
Learn more at Hayward:
https://www.hayward.com/h-series-heater-135-000-btu-natural-gas-open-line-w3h135fdn.html
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