Febco 630125 3/4 inch Through 1-1/4 inch Backflow Preventer First Check Spring Repair Kit

Fits 3/4 inch 825Y, 1 inch 825Y, and 1-1/4 inch 825Y

This stainless steel check spring is used for the replacement of the first check only of a reduced pressure backflow assembly. The spring should be replaced with the manufacturer's original part to ensure proper fit and accurate function.