Markets

Products A to Z

Our Websites

Mueller UL / FM Fire Protection Valves & Hydrants

Johnson Valves are a UK distributor for the UL/FM approved range of valves and hydrants manufactured by the Mueller Company. Their vast range of UL listed and FM approved products includes the world-renowned Super Centurion, the iconic American fire hydrant. There is also a range of FM/UL gate valves and indicator posts. These valves are used extensively in the petrochemical, automotive and pharmaceutical industries and in defence establishments. To service these industries we have access to a range of complete valves and spares held as stock items in the UK.

logo-mueller-co_0 UL Listed FM Approved

R-2361 – Ductile Iron Mueller® Gate Valve

Mueller® resilient seated outside screw and yoke wedge gate valves have features to make them easier to operate and to preserve the sealing capability and interior coating integrity for many years of reliable service. Manually operated, supplied with a handwheel.

Type
Wedge • Resilient Seated • Outside Screw & Yoke
Size & Connections
DN50 to DN600 • ANSI 125 Flange (PN10/16 on request)
Duty
Water
Materials
Iron Body, Bonnet & Yoke • Stainless Steel Stem • Rubber Encapsulated Iron Disc
Pressure Rating
Up to 24 Bar (dependent on size)
Temperature
0 to 50°C
Compliance & Approvals
UL listed • FM approved • AWWA/ANSI C550 • ANSI/NSF 61 & 372
Contact UsR-2361- Gate Valve - PDF DatasheetUL Listed / FM Approved Fire ProtectionMueller Brand
 

R-2361 - Mueller UL Listed FM Approved Gate Valve

A-2462 – Ductile Iron Mueller® Gate Valve

Mueller® resilient seated non-rising stem wedge gate valves have features to make them easier to operate and to preserve the sealing capability and interior coating integrity for many years of reliable service. Manually operated, supplied with either a stem cap or a handwheel, please specify when ordering.

Type
Wedge • Resilient Seated • Non-Rising Stem
Size & Connections
DN100 to DN300 • ANSI 125 Flange (PN10/16 on request)
Duty
Water
Materials
Ductile Iron Body & Bonnet • Bronze Stem • Rubber Encapsulated Iron Disc
Pressure Rating
17 Bar
Temperature
0 to 50°C
Compliance & Approvals
UL listed • FM approved • AWWA C509 • AWWA C550
Contact UsA-2462 - Gate Valve - PDF DatasheetUL Listed / FM Approved Fire ProtectionMueller Brand

A-2462 - Mueller UL Listed FM Approved Gate Valve

A-2361 – Ductile Iron Mueller® Gate Valve

Mueller® resilient seated non-rising stem wedge gate valves have features to make them easier to operate and to preserve the sealing capability and interior coating integrity for many years of reliable service. Manually operated, supplied with either a stem cap or a handwheel, please specify when ordering.

Type
Wedge • Resilient Seated • Non-Rising Stem
Size & Connections
DN350 to DN600 • ANSI 125 Flange (PN10/16 on request)
Duty
Water
Materials
Ductile Iron Body & Bonnet • Bronze Stem • Rubber Encapsulated Iron Disc
Pressure Rating
17 Bar
Temperature
0 to 50°C
Compliance & Approvals
UL listed • FM approved (350-400mm only) • AWWA C515 • AWWA C550
Contact UsA-2361 - Gate Valve - PDF DatasheetUL Listed / FM Approved Fire ProtectionMueller Brand

A-2361 - Mueller UL Listed FM Approved Gate Valve

P-2462 – Ductile Iron Mueller® Gate Valve

Mueller® resilient seated non-rising stem wedge gate valves, compatible with A-20806/A-20807 & A-20814 Mueller® post indicators.

Type
Wedge • Resilient Seated • Non-Rising Stem
Size & Connections
DN100 to DN300 • ANSI 125 Flange (PN10/16 on request)
Duty
Water
Materials
Ductile Iron Body & Bonnet • Bronze Stem • Rubber Encapsulated Iron Disc
Pressure Rating
17 Bar
Temperature
0 to 50°C
Compliance & Approvals
UL listed • FM approved • AWWA/ANSI C550 • NSF 61
Contact UsP-2462 - Gate Valve - PDF DatasheetUL Listed / FM Approved Fire ProtectionMueller Brand

P-2462 - Mueller UL Listed FM Approved Gate Valve

P-2361 – Ductile Iron Mueller® Gate Valve

Mueller® resilient seated non-rising stem wedge gate valves, compatible with A-20806/A-20807 & A-20814 Mueller® post indicators.

Type
Wedge • Resilient Seated • Non-Rising Stem
Size & Connections
DN350 to DN600 • ANSI 125 Flange (PN10/16 on request)
Duty
Water
Materials
Ductile Iron Body & Bonnet • Bronze Stem • Rubber Encapsulated Iron Disc
Pressure Rating
350-400mm: 17 Bar • 450-600mm: 12 Bar
Temperature
0 to 50°C
Compliance & Approvals
UL listed • FM approved (350-400mm only) • AWWA/ANSI C550 • NSF 61
Contact UsP-2361 - Gate Valve - PDF DatasheetUL Listed / FM Approved Fire ProtectionMueller Brand

P-2361 - Mueller UL Listed FM Approved Gate Valve

A-20814 – Mueller® Indicator Post

Mueller® wall mounted indicator posts are used to operate valves installed behind a wall and indicates if that valve is open or shut.

Type
Wall Mounted
Operation
Handwheel
Compatibility
Mueller® P-2462 & P-2361 Gate Valves (100-400mm only)
Materials
Ductile Iron
Torque
1220Nm
Compliance & Approvals
UL listed • FM approved
Contact UsA-20814 - Post Indicator - PDF DatasheetUL Listed / FM Approved Fire ProtectionMueller Brand

A-20814 - Mueller UL Listed FM Approved Indicator Post

A-20806 / A-20807 – Mueller® Indicator Post

Mueller® indicator posts provide a means to operate buried or otherwise inaccessible valves, they also clearly indicate whether the valves are open or shut.

Type
Ground Mounted • Adjustable (Standard & Shallow Bury) • Lockable
Operation
Wrench
Compatibility
Mueller® P-2462 & P-2361 Gate Valves
Materials
Cast Iron
Torque
1220Nm
Compliance & Approvals
UL listed • FM approved
Contact UsA-20806 / A-20807 - Post Indicator - PDF DatasheetUL Listed / FM Approved Fire ProtectionMueller Brand

A-20806 / A-20807 - Mueller UL Listed FM Approved Indicator Post

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
Contact Us A2120 / A2122 - Cast Iron Mueller® Check (Non-Return) Valve - PDF DatasheetUL Listed / FM Approved Fire ProtectionMueller Brand

A2120 / A2122 - Cast Iron Mueller® Check (Non-Return) Valve

350 – Mueller® Fire Hydrant

The Mueller® Super Centurion® 350 is a 3-way fire hydrant that meets or exceeds all applicable requirements of ANSI/AWWA C502 Standard, UL 246 and FM 1510 specifications..

Type
2-way, 3-way, and 4-way Hydrant
Inlet Size & Connections
Inlet – DN150 (6″)  • ANSI 125 Flange (PN10/16 option) 
Outlet Size & Connections
4″ or 5″  Pumper Nozzles
Materials
Cast Iron Body & Bonnet
Pressure Rating
24 Bar
Temperature
0 to 50°C
Compliance & Approvals
UL listed • FM approved
Spares & Wrenches
Contact Us350 - Mueller® Fire Hydrant - PDF DatasheetUL Listed / FM Approved Fire ProtectionMueller Brand

250 - Mueller® Fire Hydrant

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
Contact UsJV080053 - UL/FM Approved Ductile Iron Check (Non-Return) Valve - PDF DatasheetUL Listed / FM Approved Fire Protection

JV080053 - UL/FM Approved Ductile Iron Check (Non-Return) Valve

JV061011 – UL/FM Approved Cast Iron Gate Valve

The JV061011 is a cost-effective UL/FM approved resilient seated gate valve for flow isolation duty in water fire mains. Manually operated, supplied with a handwheel.

Type
Wedge • Resilient Seated • Outside Screw & Yoke
Size & Connections
DN50 to DN300 • PN16 Flange
Duty
Water
Materials
SG Iron Body & Bonnet • Stainless Steel Stem • SG Iron + EPDM Wedge
Pressure Rating
PN16
Temperature
0 to 80°C
Compliance & Approvals
UL listed • FM approved • AWWA/ANSI C550 Coating
Contact UsJV061011 - UL/FM Approved Cast Iron Gate Valve - PDF DatasheetUL Listed / FM Approved Fire Protection

JV061011 - UL/FM Approved Cast Iron Gate Valve