4ALF10909 LF 2-1/2" GXG DBL CHK VLV BFV
Apollo DCLF 4A Stainless Steel Standard Dual Check Backflow Preventer with Monitored Butterfly Valve, 2-1/2 in., Grooved
Standard Dual Check Backflow Preventer, 4ALF-100 Series, Model: DCLF 4A, 28 in. Length, 10-1/2 in. Width, 11-7/8 in. Height, Stainless Steel, End Connection 1: Grooved, End Connection 2: Grooved, Lead Law Compliant: Yes, 33 - 140F Maximum - Temperature, Pressure - Maximum: 175 psi, ASSE 1015 Specifications - ASSE Standards, Specifications - AWWA: AWWA C-510, CSA B64.5 Specifications - CSA Certified, Specifications - NSF: NSF 372, Specifications - NSF Certified: Yes, Specifications - UL Listed: Yes, Silicone Valve Seat, Valve Size: 2-1/2 in., Specifications - FM Approved: Yes, Material Type: 304 SS