Product Review
This is a full and complete kit to repair your 1/2", 3/4" or 1" Wilkins 720A Backflow Preventer. Includes: (3) 721-11 Canopy Screw, (1) 721-3 Canopy, (1) 721-20 Bonnet, (1) 721-12 Plastic Washer, (1) WK-138N O-Ring, (1) 721-300 Poppet Assembly, (1) 721-33 Spring, and (1) 721-310 Spider Assembly








