Applicable:
Suitable for 3/4 inch to 1 inch Zurn 975XL and 975XL2.

Material:
High quality rubber.

Function:
To protect the backflow preventer from water leakage. It can avoid complete replacement of parts, thus realizing rapid maintenance and cost saving.

Package included:
2 lead free check seats
2 check seat O-rings
1 relief valve seat
1 relief valve seat O-ring

Package parameters:
The products are packed in cartons of 3.15 '' *2.24 '' *1.93 ''.(No installation instructions)