905104 (Febco) | 2-1/2 - 10 Inch | 825/826 RP Relief Valve Module KitThis Relief Valve Module Kit is Used to Repair The Relief Valve of a 2 1 2 to 10 Inch Reduced Pressure Zone Assembly, Series 825 And Reduced Pressure Detector Assembly, Series 826YD. This Kit Consists of All Parts Necessary For Repair of The Relief Valve Internal Module of The Applicable Valves. All Parts Are Genuine And Original to The Valve. Febco 905104