Watkins Hot Spring Spas Upgrade from PWK45N Compatible Filter Cartridge filter-length_23 1/8 inches the installation of a Hayward

the installation of a Hayward drain cover on a non-Hayward frame may not be compliant

The clock does require one AA battery (not included)

this pump is also a drop-in replacement for the Hayward Super Pumps or Pentair SuperFlo Pumps

concentrated formula that eliminates foam build ups in your pool

Watkins Hot Spring Spas Upgrade from PWK45N Compatible Filter Cartridge filter-length_23 1/8 inches the installation of a HaywardThe Hurricane HF8465 01 Advanced Cartridge Filter is compatible with Watkins Hot Spring Spas Upgrade from PWK45N and other compatible models. It is identical to Pleatco PWK65, Unicel C 8465, and Filbur FC 3960. The original manufacturer's names and part numbers are for reference only. Hurricane's advanced point bond filter media has tighter filtration capabilities than trilobal media material or classic nonwoven media. That means a superior filtration