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Free Backyard Delivery On All Equipment!

Pentair ETi® 400 ASME

Pentair ETi® 400 ASME


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The World’s First Pool Heater With a Direct Fire Pure Titanium Heat Exchanger


When you want quality, strength and durability, you want the corrosion resistance of titanium. The ETi 400 is the world’s first heater with the TitanTough™ direct-fire pure titanium heat exchanger for long-lasting, thermal and energy-efficient heat.


  • Longest-lasting heat exchanger ever built
  • Incredible 96% thermal efficiency—more heat gets into pool water faster
  • Best-in-class energy savings
  • Can now be converted from Natural to Propane Gas by purchasing a Propane Gas Conversion Kit.
  • Product Warranty

    (60) Day Manufacturer Warranty


    Extended (3) Year Warranty when installed by a professional


    Same day-Free Backyard delivery to the greater Houston area only.

    We'll give you a call before we arrive and we'll send you a photo upon placing the heater in your backyard.

  • Model # 461113

    Pentair 461113 High Efficiency Natural Gas IID Pool Heater 4000K ASME

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