Blue Heron 1" to 1 1/4" Bonnet & Poppet Assembly Repair Kit for Febco 765-1 PVB Backflow, Replacement Kit for 905-212 1-year no questions asked warranty, simply return the product. Fits 1 and 1-1/4 inch 765 pressure vacuum breaker Kit includes bonnet, O-ring, spring, E-ring, washer, stem, rubber disc, poppet