Compatibility: The backflow preventer repair kit is compatible with Zurn 3/4-1" 975XL 975XL2 to effectively solve water leakage problems
Replace Part Number: Replace RK34-975XL
Set includes: No. 1 and No. 2 check seal ring, No. 1 and No. 2 check spring, relief valve rubber components, relief valve spring, o-rings
Easy to Install: Includes 2 types of check springs, with different input and output springs. When installing, please clean up the sundries in the pressure reducing valve to avoid water leakage caused by poor sealing
Excellent Quality: The reduced pressure backflow preventer complete repair kit is made of ABS material, stainless steel and rubber, these items are not easy to rust or deform for a long time