FlowShield™ DuC - Dual Check Backflow Preventer - NA Market

FlowShield™ DuC - Dual Check Backflow Preventer - NA Market

Low lead dual check valve backflow preventer is designed for residentialdomestic water supply lines or commercial low-hazard backflow applications. It prevents reverse flow of unsafe water into main system water supply. This can occur due to pressure changes in the distributionnetwork that can can water flow in reverse, or backwards. The two inline serviceable check valves prevent any contact between the two systems, closing automatically when backflow conditions occur.
The Caleffi 3048 series FlowShield™ DuC is certified to ASSE 1024 and CSA 64.5 by ICC-ES. It also complies with NSF/ANSI/CAN 61 (180°F/82°C Commercial Hot) and complies with NSF/ANSI/CAN 372, low lead, and codes IPC, IRC and UPC for use in accordance with the US and Canadian plumbingcodes, as certified by ICC-ES.

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See Revit Content Instruction Guide pdf at www.caleffi.com for code 3048 series FlowShield DuC.

Specification

Dual check backflow preventer. Connections ½”, ¾”, 1” NPT male, sweat, press, PEX crimp and PEX expansion union. PEX crimp fittings must comply with ASTM F 1807. PEX expansion fittings must comply with ASTM F 1960. DZR low-lead brass CW724R-M body retaining ring and lock nut drain (<0.25% lead content) as certified by ICC-ES file PMG-1720. Meets requirements of NSF/ANSI/CAN 372 and NSF/ANSI/CAN 61 (180°F/82°C Commercial Hot). Certified to ASSE 1024 and CSA 64.5 by ICC-ES. EPDM, PPO check valves. Stainless steel spring. Peroxide-cured EPDM o-ring seals. Water usage. Maximum working pressure 160 psi (11 bar). Working temperature range 32 to 180 degrees F (0 to 82 degrees C). Provide with optional inlet and outlet isolation ball valves, code 290030, separately sourced, field installed.
Visit bim.caleffi.com to stay updated.
See Revit ContentInstruction Guide pdf at www.caleffi.com for code 3048 series FlowShield DuC.

Technical specification