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UL Listed & FM Approved Check (Non-Return) Valves
Johnson Valves are a UK distributor for the UL listed and FM approved range of check valves manufactured by the Mueller Company.
A2120 / A2122 – Cast Iron Mueller® Check (Non-Return) Valve
These Mueller® check (non-return) valves are available with bronze seat rings with the option of either a bronze or a rubber-faced disc.
Type
Swing (Flap)
Size & Connections
DN65 to DN300 • ANSI 125 Flange (PN16 option)
Duty
Water
Materials
Cast Iron Body & Bonnet • Bronze Disc (A2122: Rubber-faced option)
Pressure Rating
14 Bar
Temperature
0 to 50°C
Compliance & Approvals
UL listed • FM approved
JV080053 – UL/FM Approved Ductile Iron Check (Non-Return) Valve
The JV080053 is a cost-effective UL/FM approved ductile iron, swing type (flapper) check valve generally used in water fire mains..
Type
Swing (Flap)
Size & Connections
DN50 to DN300 • PN16 Flange
Duty
Water
Materials
Ductile Iron Body, Bonnet & Disc • EPDM Disc Seat Ring (NBR option)
Pressure Rating
50-150mm PN16 • 200-300mm PN10
Temperature
0 to 80°C
Compliance & Approvals
UL listed • FM approved • BS EN12334
