Hayward Universal H-Series Natural Gas Heater 150K BTU | W3H150FDN Pentair EC Product The base assembly houses and

The base assembly houses and acts as a protective cover ensuring no outside influence can affect this unit during the cleaning process

5" High Flow Cleaning Head (Bright White)

The part itself is blue and is one of two pieces that cover the internals as there is a body bottom assembly that performs the same task as well as having some other features to go along with it

Prevents flooding and pump damage by restoring automatic fill control

Includes short adapter for straightforward setup

Hayward Universal H-Series Natural Gas Heater 150K BTU | W3H150FDN Pentair EC Product The base assembly houses andThe Universal H Series is an energy efficient, high performance, installation adaptable commitment to the pool service professional. Features: Standard cupro nickel heat exchanger Excellent salt water and chemical corrosion resistance Exclusive "Totally Managed" cupro nickel heat exchanger water flow The same water velocity through all tubes for faster heating Patented header by pass design Up to 18 percent savings by reducing pump run time Common