Hayward FDXLBPK1930 FD Heater bypass Cartridge Replacement Kit for Hayward Universal H-Series Low Nox Pool Heater milwaukee Self Adjusting Crown Straps -

Self Adjusting Crown Straps - Standard Size in Blue

It eliminates the need to inventory several different kinds of cartridges and filters

Braided headbands help provide a comfortable and secure seal

The included soft pouch provides an easy solution for protecting the glasses and lenses when not in use

Heavy-duty diverter

Hayward FDXLBPK1930 FD Heater bypass Cartridge Replacement Kit for Hayward Universal H-Series Low Nox Pool Heater milwaukee Self Adjusting Crown Straps -Hayward FDXLBPK1930 FD Heater bypass Cartridge Replacement Kit for Hayward Universal H Series Low Nox Pool Heater Fd heater bypass cartridge kit Fits hayward universal h series low nox pool heater models h150fdn, h150fdp, h200fdn, h200fdp, h250fdn, h250fdp Also fits hayward universal h series low nox pool heater models h300fdn, h300fdp, h350fdn, h350fdp, h400fdn, h400fdp Weight 2. 7 pounds