Hayward H-Series Bulb Well After 6/1/01 (HAXTBW1930) pallighting A filter cartridge is useful

A filter cartridge is useful because it helps remove suspended debris from circulating water

or poor equipment performance

Replacement jacket top for select Hayward H-Series ED2 300 heaters

Useful for repair and replacement work

Hayward H-Series Bulb Well After 6/1/01 (HAXTBW1930) pallighting A filter cartridge is usefulDesigned for Hayward H Series heaters built after June 1, 2001, this bulb well provides the protective pocket needed for proper sensing component placement inside the heater assembly. It helps shield the sensing bulb from direct exposure while still allowing accurate temperature response, making it an important part when restoring dependable heater operation. A worn, damaged, or corroded bulb well can affect serviceability and should be replaced with