Wide compatibility: High flow manual pressure relief valves are compatible with Warrior, FNS, FNS Plus, SMBW 2000 series and 4000 series, as well as various filters such as CCP100, CCP320, CCP420, CCP520, quad DE 60, 80 and 100, spa D.E and all predator filters
Easy to operate: Open the pressure relief valve until you hear the air inside the filter being released. Once air and water are sprayed out, turn the valve back to its original position to ensure that there is no air in the filter
Durable Material: The pressure relief valve is made of sturdy and durable materials, and is equipped with two anti slip rubber O-rings inside the valve to maintain its stability without worrying about deformation and cracks, making it very suitable for long-term use
Package included: The package includes a pressure relief valve, tape, hose clamp, and user manual
