Hayward H400FDN Universal H-Series Natural Gas Heater 400,000 BTU Low NOx


Hayward H400FDN Universal H-Series Natural Gas Heater 400,000 BTU Low NOx


Hayward H400FDN Universal H-Series Natural Gas Heater 400,000 BTU Low NOx


Hayward H400FDN Universal H-Series Natural Gas Heater 400,000 BTU Low NOx


Hayward H400FDN Universal H-Series Natural Gas Heater 400,000 BTU Low NOx


Hayward H400FDN Universal H-Series Natural Gas Heater 400,000 BTU Low NOx


Hayward H400FDN Universal H-Series Natural Gas Heater 400,000 BTU Low NOx


Hayward H400FDN Universal H-Series Natural Gas Heater 400,000 BTU Low NOx


Hayward H400FDN Universal H-Series Natural Gas Heater 400,000 BTU Low NOx


Universal H-Series Natural Gas 400,000 BTU Low NOx (Expert Line). The Universal H-Series is an energy efficient, high performance, installation adaptable commitment to the pool service professional. Standard cupro nickel heat exchanger. Excellent salt water and chemical corrosion resistance. Exclusive “Totally Managed” cupro nickel heat exchanger water flow. Same water velocity through all tubes for faster heating. Patented header by-pass design. Up to 18 percent savings by reducing pump run-time. 2in x 2 1/2in CPVC union plumbing connections. Common union for installation or service, adapts to larger plumbing recommended for greater efficiencies. Low NOx emissions – meets clean air quality standards. Model —- Surface Area. H400—- 1400 sq ft. Heater, pool heater, gas pool heater, above ground pool heater, natural gas pool heater. The item “Hayward H400FDN Universal H-Series Natural Gas Heater 400,000 BTU Low NOx” is in sale since Sunday, May 24, 2020. This item is in the category “Home & Garden\Yard, Garden & Outdoor Living\Pools & Spas\Pool Equipment & Parts\Pool Heaters & Solar Panels”. The seller is “scottbandaid69iv” and is located in Greensboro, North Carolina. This item can’t be shipped, the buyer must pick up the item.

  • Brand: Hayward
  • Model: H400FDN
  • Material: Plastic
  • Power Source: Natural Gas
  • MPN: H400FDN
Hayward H400FDN Universal H-Series Natural Gas Heater 400,000 BTU Low NOx


Hayward H400FDN Universal H-Series Natural Gas Heater 400,000 BTU Low NOx


Hayward H400FDN Universal H-Series Natural Gas Heater 400,000 BTU Low NOx


Hayward H400FDN Universal H-Series Natural Gas Heater 400,000 BTU Low NOx


Hayward H400FDN Universal H-Series Natural Gas Heater 400,000 BTU Low NOx


Hayward H400FDN Universal H-Series Natural Gas Heater 400,000 BTU Low NOx


Hayward H400FDN Universal H-Series Natural Gas Heater 400,000 BTU Low NOx


Hayward H400FDN Universal H-Series Natural Gas Heater 400,000 BTU Low NOx


Hayward H400FDN Universal H-Series Natural Gas Heater 400,000 BTU Low NOx


Universal H-Series Natural Gas 400,000 BTU Low NOx (Expert Line). The Universal H-Series is an energy efficient, high performance, installation adaptable commitment to the pool service professional. Standard cupro nickel heat exchanger. Excellent salt water and chemical corrosion resistance. Exclusive “Totally Managed” cupro nickel heat exchanger water flow. Same water velocity through all tubes for faster heating. Patented header by-pass design. Up to 18 percent savings by reducing pump run-time. 2in x 2 1/2in CPVC union plumbing connections. Common union for installation or service, adapts to larger plumbing recommended for greater efficiencies. Low NOx emissions – meets clean air quality standards. Model —- Surface Area. H400—- 1400 sq ft. Heater, pool heater, gas pool heater, above ground pool heater, natural gas pool heater. The item “Hayward H400FDN Universal H-Series Natural Gas Heater 400,000 BTU Low NOx” is in sale since Sunday, May 17, 2020. This item is in the category “Home & Garden\Yard, Garden & Outdoor Living\Pools & Spas\Pool Equipment & Parts\Pool Heaters & Solar Panels”. The seller is “scottbandaid69iv” and is located in Greensboro, North Carolina. This item can’t be shipped, the buyer must pick up the item.

  • Brand: Hayward
  • Model: H400FDN
  • Material: Plastic
  • Power Source: Natural Gas
  • MPN: H400FDN
Hayward H400FDN Universal H-Series Natural Gas Heater 400,000 BTU Low NOx


Hayward H400FDN Universal H-Series Natural Gas Heater 400,000 BTU Low NOx


Hayward H400FDN Universal H-Series Natural Gas Heater 400,000 BTU Low NOx


Hayward H400FDN Universal H-Series Natural Gas Heater 400,000 BTU Low NOx


Hayward H400FDN Universal H-Series Natural Gas Heater 400,000 BTU Low NOx


Hayward H400FDN Universal H-Series Natural Gas Heater 400,000 BTU Low NOx


Hayward H400FDN Universal H-Series Natural Gas Heater 400,000 BTU Low NOx


Hayward H400FDN Universal H-Series Natural Gas Heater 400,000 BTU Low NOx


Hayward H400FDN Universal H-Series Natural Gas Heater 400,000 BTU Low NOx


Universal H-Series Natural Gas 400,000 BTU Low NOx (Expert Line). The Universal H-Series is an energy efficient, high performance, installation adaptable commitment to the pool service professional. Standard cupro nickel heat exchanger. Excellent salt water and chemical corrosion resistance. Exclusive “Totally Managed” cupro nickel heat exchanger water flow. Same water velocity through all tubes for faster heating. Patented header by-pass design. Up to 18 percent savings by reducing pump run-time. 2in x 2 1/2in CPVC union plumbing connections. Common union for installation or service, adapts to larger plumbing recommended for greater efficiencies. Low NOx emissions – meets clean air quality standards. Model —- Surface Area. H400—- 1400 sq ft. Heater, pool heater, gas pool heater, above ground pool heater, natural gas pool heater. The item “Hayward H400FDN Universal H-Series Natural Gas Heater 400,000 BTU Low NOx” is in sale since Saturday, May 9, 2020. This item is in the category “Home & Garden\Yard, Garden & Outdoor Living\Pools & Spas\Pool Equipment & Parts\Pool Heaters & Solar Panels”. The seller is “scottbandaid69iv” and is located in Greensboro, North Carolina. This item can’t be shipped, the buyer must pick up the item.

  • Brand: Hayward
  • Model: H400FDN
  • Material: Plastic
  • Power Source: Natural Gas
  • MPN: H400FDN
Hayward H400FDN 400K BTU Natural Gas Heater Integrated Control Circuit Board


Hayward H400FDN 400K BTU Natural Gas Heater Integrated Control Circuit Board


Hayward H400FDN 400K BTU Natural Gas Heater Integrated Control Circuit Board


Hayward H400FDN 400K BTU Natural Gas Heater Integrated Control Circuit Board. The item “Hayward H400FDN 400K BTU Natural Gas Heater Integrated Control Circuit Board” is in sale since Wednesday, October 2, 2019. This item is in the category “Home & Garden\Yard, Garden & Outdoor Living\Pools & Spas\Pool Equipment & Parts\Pool Heaters & Solar Panels”. The seller is “chrisveethatsme1972″ and is located in Gilbert, Arizona. This item can be shipped to United States.

  • Brand: Hayward
  • Model: Rev 14
  • Power Source: Natural Gas
  • MPN: H400FDNASME
Hayward H400FDN 400K BTU Universal Series Low NOx Natural Gas Pool & Spa Heater


Hayward H400FDN 400K BTU Universal Series Low NOx Natural Gas Pool & Spa Heater


Hayward H400FDN 400K BTU Universal Series Low NOx Natural Gas Pool & Spa Heater


Hayward H400FDN 400K BTU Universal Series Low NOx Natural Gas Pool & Spa Heater


Hayward H400FDN 400K BTU Universal Series Low NOx Natural Gas Pool & Spa Heater


Hayward H400FDN 400K BTU Universal Series Low NOx Natural Gas Pool & Spa Heater


Hayward H400FDN 400K BTU Universal Series Low NOx Natural Gas Pool & Spa Heater


Hayward H400FDN 400K BTU Universal Series Low NOx Natural Gas Pool & Spa Heater


Hayward H400FDN 400K BTU Universal Series Low NOx Natural Gas Pool & Spa Heater


This listing is for One Hayward H400FDN 400K BTU Universal Series Low NOx Natural Gas Pool & Spa Heater. Hayward H400FDN Universal H-Series 400,000 BTU Pool and Spa Heater, Natural Gas, Low Nox. Standard Cupro nickel heat exchanger for superior value and reliability. Patented polymer header and bypass valve design for the ultimate in hydraulic efficiency and reliability. Hayward Universal design for easy and versatile professional installation. Environmentally responsible low NOx emissions to meet or exceed air quality emission standards in all Low NOx regions. An efficiently heated pool or spa lets you control your swim season and provides luxurious comfort that fits your lifestyle. Universal H-Series heaters from Hayward offer the most reliable, hydraulically efficient solutions for any pool or spa. They also are environmentally responsible because of their low NOx emissions so you can enjoy efficient luxury and peace of mind – season after season. Indoor Vent Pipe Diameter: 6. Gas Connection At Heater: 3/4. Water Connections: 2″ x 2 1/2″. Heat Exchanger: Cupro Nickel. It’s the cheapest here and you will get it fastest from me!! Please DO NOT ASSUME that this item will come with anything that is not described or shown in photos. PLEASE look carefully at ALL photos before purchasing. We are happy to answer any questions you may have. The item “Hayward H400FDN 400K BTU Universal Series Low NOx Natural Gas Pool & Spa Heater” is in sale since Wednesday, November 6, 2019. This item is in the category “Home & Garden\Yard, Garden & Outdoor Living\Pools & Spas\Pool Equipment & Parts\Pool Heaters & Solar Panels”. The seller is “casablanca409″ and is located in Waco, Texas. This item can be shipped to United States.

  • Ignition: Electronic
  • Product Type: Pool Heater
  • Eco-Friendly: Yes
  • Elevation: 0 – 10
  • Installation Type: Residential
  • Heat Exchanger: Cupro-Nickel
  • Power Source: Natural Gas
  • Pool Type: In Ground
  • Fuel Type: Natural Gas
  • Manufacturer: Hayward
  • Voltage: 110V / 220V
  • UPC: 610377027250
  • Controls: Digital
  • Emission: Low NOx
  • MPN: H400FDN
  • Brand: Hayward
  • Energy Efficient: Yes
  • Heat Output: 400
Hayward H400FDN Universal H-Series Natural Gas 400,000 BTU Low NOx


Hayward H400FDN Universal H-Series Natural Gas 400,000 BTU Low NOx. Brand new in box. The item “Hayward H400FDN Universal H-Series Natural Gas 400,000 BTU Low NOx” is in sale since Tuesday, October 1, 2019. This item is in the category “Home & Garden\Yard, Garden & Outdoor Living\Pools & Spas\Pool Equipment & Parts\Pool Heaters & Solar Panels”. The seller is “cinnagin” and is located in Magnolia, Texas. This item can be shipped to United States.

  • Brand: Hayward
  • Model: Universal Series
  • Style: Natural Gas
  • Power Source: Natural Gas
  • MPN: W3H400FDN
NEW Hayward H400FDN 400K BTU H400 Universal Series Low NOx Natural Gas Heater


NEW Hayward H400FDN 400K BTU H400 Universal Series Low NOx Natural Gas Heater


NEW Hayward H400FDN 400K BTU H400 Universal Series Low NOx Natural Gas Heater


NEW Hayward H400FDN 400K BTU H400 Universal Series Low NOx Natural Gas Heater


NEW Hayward H400FDN 400K BTU H400 Universal Series Low NOx Natural Gas Heater


NEW Hayward H400FDN 400K BTU H400 Universal Series Low NOx Natural Gas Heater


Hayward H400FDN 400K BTU H400 Universal Series Low NOx Natural Gas Pool and Spa Heater. The Hayward Universal H-Series gas heater is the “universal” energy efficient remedy for any new or existing pool or spa. An industry leading hydraulic design reduces circulation pump run time to provide energy savings of up to 18% when compared to less efficient competitors. The energy efficiency of the Universal H-Series gas heater combines with environmentally friendly low NOx emissions, a standard cupro nickel heat exchanger and ultimate installation flexibility on new or existing equipment pads to responsibly heat a pool or spa today and for years to come. The forced draft system in the Universal H-Series constantly moves air through the combustion chamber at a precise flow rate eliminating outside weather variables that can affect heating performance. Wind conditions are eliminated and there is no need to install a high-wind stack. The Universal H-Series Low NOx heater has an 84 percent industry-leading thermal efficiency and complies with all current California air quality emission standards. The low NOx emission makes it a perfect choice for the environmentally concerned pool owner. Enjoy a warmer pool this season without your fuel costs skyrocketing. Hayward’s Universal H-Series heaters represent innovative heating technology for pools and spas. Its hydraulic performance also saves energy by reducing the circulation time of the pump. It can raise the temperature of an 800 gallon pool 30 degrees in less than an hour you’ll feel the benefits the moment you step into the water. This approach to heating your pool is an efficient use of energy showing once again the commitment to developing earth-friendly products. Other performance and efficiency-enhancing advances include stainless steel burners, corrosion-resistant Finn Plate heat exchangers with Cupro nickel, and insulated Fire Tile combustion chambers. This traps the heat unlike other forms of insulation delivering the highest degree of performance from every BTU. Equipped with an LED control panel it monitors heater performance for added convenience and maximum comfort with minimum effort. The ignition system delivers dependable lighting and reliable operations with just a touch of a button. The forced draft system constantly moves air through the combustion chamber to eliminate all outside weather variables affecting heating performance, such as wind conditions, eliminating the need to install a high-wind stack. Additionally, the Universal H-Series heater is easy to install and combines advanced technology with universal-fit flexibility making it virtually compatible with any new or existing equipment pad. This heating mixture sustains your swimming season, adds to your comfort, is energy efficient, and reduces your fuel costs. This low NOx emissions heater is perfect for you and the environment all at the same time. NOTE: Hayward Universal H-Series heaters meet the NOx emission standards set by the California South Coast Quality Air Management Commission for 2001 and the Texas Natural Resource Conservation Commission Code. Superior Hydraulic Performance – New polymer header provides superior hydraulic performance to save energy and protect against the damaging effects of erosion from high flow conditions for improved reliability. Designed for today’s larger diameter plumbing systems with 2″ x 2 1/2″ CPVC unions. Forced Draft System – Forced draft system constantly moves air through the combustion chamber at a precise flow rate, eliminating all outside weather variables that can effect the heating performance, such as high wind conditions without a high wind stack. State-of-the-Art Finn Plate Heat Exchanger with Cupro Nickel – The patented single header “V” baffle design heat exchangers allow for long life, fast heating and virtually no condensation. All Hayward heat exchangers are now constructed with highly resilient Cupro Nickel for greater durability and longevity even in salt-based, high flow or aggressive water chemistry set ups. Control Panel – Easy-to-read L. Control Panel provides digital temperature readout and diagnostics for quick identification of components that might need service. Low NOx Pool Heater. Digital Electric, Dual Thermostat. 2 Inch x 2-1/2 Inch Unions. The item “NEW Hayward H400FDN 400K BTU H400 Universal Series Low NOx Natural Gas Heater” is in sale since Thursday, September 19, 2019. This item is in the category “Home & Garden\Yard, Garden & Outdoor Living\Pools & Spas\Pool Equipment & Parts\Pool Heaters & Solar Panels”. The seller is “sibcy999″ and is located in Loveland, Ohio. This item can be shipped to United States.

  • Energy Efficient: Yes
  • Heat Output: 400
  • Ignition: Electronic
  • Product Type: Pool Heater
  • Eco-Friendly: Yes
  • Elevation: 0 – 10
  • Installation Type: Residential
  • Power Source: Natural Gas
  • Heat Exchanger: Cupro-Nickel
  • Online Favorite: 2018
  • Pool Type: In Ground
  • Fuel Type: Natural Gas
  • Manufacturer: Hayward
  • Voltage: 110V / 220V
  • MPN: H400FDN
  • Brand: Hayward
  • UPC: 610377027250
  • Controls: Digital
  • Emission: Low NOx
Hayward H400FDN 400K BTU H400 Universal Series Low NOx Natural Gas Pool Heater


Hayward H400FDN 400K BTU H400 Universal Series Low NOx Natural Gas Pool Heater


Hayward H400FDN 400K BTU H400 Universal Series Low NOx Natural Gas Pool Heater


Hayward H400FDN 400K BTU H400 Universal Series Low NOx Natural Gas Pool Heater


Hayward H400FDN 400K BTU H400 Universal Series Low NOx Natural Gas Pool Heater. The item “Hayward H400FDN 400K BTU H400 Universal Series Low NOx Natural Gas Pool Heater” is in sale since Tuesday, July 2, 2019. This item is in the category “Home & Garden\Yard, Garden & Outdoor Living\Pools & Spas\Pool Equipment & Parts\Pool Heaters & Solar Panels”. The seller is “darrelsmile_0″ and is located in Woodbury, New Jersey. This item can be shipped to United States.

  • Brand: Hayward
  • MPN: H400FDN

HAYWARD H-SERIES 4000,000 BTU NATURAL GAS POOL HEATER H400FDN NEW withDENTS


HAYWARD H-SERIES 4000,000 BTU NATURAL GAS POOL HEATER H400FDN NEW withDENTS


HAYWARD H-SERIES 4000,000 BTU NATURAL GAS POOL HEATER H400FDN NEW withDENTS


HAYWARD H-SERIES 4000,000 BTU NATURAL GAS POOL HEATER H400FDN NEW withDENTS


HAYWARD H-SERIES 4000,000 BTU NATURAL GAS POOL HEATER H400FDN NEW withDENTS


HAYWARD H-SERIES 4000,000 BTU NATURAL GAS POOL HEATER H400FDN NEW withDENTS


HAYWARD H-SERIES 4000,000 BTU NATURAL GAS POOL HEATER H400FDN NEW withDENTS


HAYWARD H-SERIES 4000,000 BTU NATURAL GAS POOL HEATER H400FDN NEW withDENTS


HAYWARD H-SERIES 4000,000 BTU NATURAL GAS POOL HEATER H400FDN NEW withDENTS


HAYWARD H-SERIES 4000,000 BTU NATURAL GAS POOL HEATER H400FDN NEW withDENTS


HAYWARD H-SERIES 4000,000 BTU NATURAL GAS POOL HEATER H400FDN NEW withDENTS


HAYWARD H-SERIES 4000,000 BTU NATURAL GAS POOL HEATER H400FDN NEW withDENTS



HAYWARD 4000,000 BTU NATURAL GAS POOL HEATER MODEL #H400FDN. NEW WITH SOME DENTS. IT IS MISSING 1 PIECE OF PLASTIC TRIM ON THE RIGHT FRONT. ALL COSMETIC DAMAGE – PLEASE SEE PICTURES. EQUIPPED FOR NATURAL GAS INPUT 399,900 BTU/HR 120/240 VOLT 1 PHASE 60 HZ LESS THAN 5.5 AMPS. INTERNET INFORMATION: Presenting Hayward’s world-class pool heater with an Earth-friendly conscience… The H400FDN Universal H-Series Natural Gas Heater! Pool Heater Features: Totally Managed Flow for salt-water pools Finn Plate heat exchanger Fire Tile for trapping heat Silicon nitride ignition system 110V or 220V High and low voltage connections Digital LED display Low NOx certification Cupro-Nickel Heat Exchanger ensures compatibility with almost all pools 83-84% industry-leading thermal efficiency Choice of left-side or right-side electric, gas and water connections (delivered right-side by default) 3/4″ Gas Connection at heater 2″ or 2-1/2 Plumbing Connections APPROX. Dimension 36″ Width x 30″ Depth x 24 Height. Be kinder than necessary because everyone you meet is fighting some kind of battle. Life is too short to wake up with regrets. So love the people who treat you right. Tolerate the one’s who don’t. Believe everything happens for a reason. If you get a second chance, grab it with both hands. If it changes your life, let it. Nobody said life would be easy, they just promised it would be worth the ride. The free listing tool. The item “HAYWARD H-SERIES 4000,000 BTU NATURAL GAS POOL HEATER H400FDN NEW withDENTS” is in sale since Saturday, May 25, 2019. This item is in the category “Home & Garden\Yard, Garden & Outdoor Living\Pools & Spas\Pool Equipment & Parts\Pool Heaters & Solar Panels”. The seller is “wingman0108″ and is located in McGregor, Texas. This item can be shipped to United States.

  • MPN: H400FDN
  • Brand: HAYWARD