3/4 T457NL NO LEAD DUAL CHECK BACKFLOW PREVENTER

Backflow Preventer Dual Check Valve, Series/Model: Model T-457NL, Nominal Size: 3/4 IN, Connection Type: FNPT, Pressure Rating: 10 PSI Minimum, 175 PSI At 210 DEG F, 150 PSI Maximum Water, Flow Rate: 5.51 GPM, Temperature Rating: 180 DEG F Maximum Water, Forged Brass Body Material, Seat Material: Buna-N, Seal Material: Buna-N O-Ring, Material Standard: Body: ASTM B124/124M, Material Specification: Body: UNS C37700, Industry Standards: ASSE 1024, CSA B64.6 Certified, ANSI/ASME B1.20.1, ISO 9002 Registered, ANSI/NSF 61-G, 4.11 IN Width, Lead Free: Yes, Other Physical Dimension: 1.19 IN Inlet Center To Top

• Lead-free design is suitable for all no-lead potable water installations, in full compliance of the national lead-free plumbing law
• Designed for residential or commercial continuous or intermittent water pressure containment, downstream of the meter
• The single-union inlet connection eases installation and permits system serviceability
• Plastic check modules with stainless steel springs, resist corrosion within varying water conditions
• Can be installed vertically or horizontally

• Brochure/Catalog https://www.macombgroup.com//ASSETS/DOCUMENTS/ITEMS/EN/050T457BP_Broc.pdf
• Specification Sheet https://www.macombgroup.com//ASSETS/DOCUMENTS/ITEMS/EN/050T457BP_Spec.pdf
• Submittal Sheet https://www.macombgroup.com//ASSETS/DOCUMENTS/ITEMS/EN/Legend_115-104NL_Submittal_Sheet.pdf