#W3H400FDN
Hayward Universal H-Series Natural Gas 400,000 BTU Low NOx - W3H400FDN

Hayward Universal H-Series heaters boast industry leading hydraulic performance coupled with lightning fast speed to heat capability. Designed with totally managed water flow, H-Series heaters save energy and money. Cupro nickel heat exchangers offer exceptional protection against corrosion and premature failure caused by unbalanced water chemistry, ensuring you get season after season of premium heating performance.

• Front panel only access
• Universal junction box (left and right side)
• Intuitive control pad
• Specifications;
  * 400,000 BTU
  * Electronic Ignition
  * Low NOx
  * Natural Gas
  * 3/4" Gas connection
  * 2" x 2 1/2" Water connection
  * 6" Indoor vent pipe diameter