Collection: Valves
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ARI-ZEDOX 123 Double Offset Isolation Butterfly Valve with Thread Connection
Regular price £0.00 GBPRegular priceUnit price / perARI-ZEDOX 123 Double Offset Isolation Butterfly Valve with Thread Connection
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ARI-ZEDOX 122 Double Offset Isolation Butterfly Valve with Double Flange
Regular price £0.00 GBPRegular priceUnit price / perARI-ZEDOX 122 Double Offset Isolation Butterfly Valve with Double Flange
Regular price £0.00 GBPRegular priceUnit price / perARI-ZEDOX 122 Double Offset Isolation Butterfly Valve with Double Flange
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ARI-ZEDOX 121 Double Offset Isolation Butterfly Valve with Butt Weld Ends
Regular price £0.00 GBPRegular priceUnit price / perARI-ZEDOX 121 Double Offset Isolation Butterfly Valve with Butt Weld Ends
Regular price £0.00 GBPRegular priceUnit price / perARI-ZEDOX 121 Double Offset Isolation Butterfly Valve with Butt Weld Ends
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ARI-STOBU Isolation Globe Valve Cast Iron (PN16)
Regular price From £195.60 GBPRegular priceUnit price / perARI-STOBU Isolation Globe Valve Cast Iron (PN16)
Regular price From £195.60 GBPRegular priceUnit price / perARI-STOBU Isolation Globe Valve Cast Iron (PN16)
Regular price From £195.60 GBPRegular priceUnit price / per -
ARI-Strainer Isolated Strainer Flanged (PN6/16/25/40)
Regular price From £60.00 GBPRegular priceUnit price / perARI-Strainer Isolated Strainer Flanged (PN6/16/25/40)
Regular price From £60.00 GBPRegular priceUnit price / perARI-Strainer Isolated Strainer Flanged (PN6/16/25/40)
Regular price From £60.00 GBPRegular priceUnit price / per -
ARI-STEVI Smart 450/451 3-Way Control Valve - Pneumatic Actuator (Mixing Valve)
Regular price From £1,858.80 GBPRegular priceUnit price / perARI-STEVI Smart 450/451 3-Way Control Valve - Pneumatic Actuator (Mixing Valve)
Regular price From £1,858.80 GBPRegular priceUnit price / perARI-STEVI Smart 450/451 3-Way Control Valve - Pneumatic Actuator (Mixing Valve)
Regular price From £1,858.80 GBPRegular priceUnit price / per -
ARI-STEVI Smart 440/441 Control Valve - Pneumatic Actuator (DN200-250)
Regular price From £12,754.80 GBPRegular priceUnit price / perARI-STEVI Smart 440/441 Control Valve - Pneumatic Actuator (DN200-250)
Regular price From £12,754.80 GBPRegular priceUnit price / perARI-STEVI Smart 440/441 Control Valve - Pneumatic Actuator (DN200-250)
Regular price From £12,754.80 GBPRegular priceUnit price / per -
ARI-STEVI Pro 422/462 Control Valve - Pneumatic Actuator (Straight Through Form)
Regular price £0.00 GBPRegular priceUnit price / perARI-STEVI Pro 422/462 Control Valve - Pneumatic Actuator (Straight Through Form)
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ARI-SAFE-TCS Safety Valve Closed Bonnet (PN100)
Regular price From £362.40 GBPRegular priceUnit price / perARI-SAFE-TCS Safety Valve Closed Bonnet (PN100)
Regular price From £362.40 GBPRegular priceUnit price / perARI-SAFE-TCS Safety Valve Closed Bonnet (PN100)
Regular price From £362.40 GBPRegular priceUnit price / per -
ARI-SAFE-TCP Safety Valve Closed Bonnet (PN100)
Regular price From £362.40 GBPRegular priceUnit price / perARI-SAFE-TCP Safety Valve Closed Bonnet (PN100)
Regular price From £362.40 GBPRegular priceUnit price / perARI-SAFE-TCP Safety Valve Closed Bonnet (PN100)
Regular price From £362.40 GBPRegular priceUnit price / per -
ARI-SAFE-TC Safety Valve Closed Bonnet (PN40)
Regular price From £531.60 GBPRegular priceUnit price / perARI-SAFE-TC Safety Valve Closed Bonnet (PN40)
Regular price From £531.60 GBPRegular priceUnit price / perARI-SAFE-TC Safety Valve Closed Bonnet (PN40)
Regular price From £531.60 GBPRegular priceUnit price / per -
ARI-SAFE-SN ANSI Safety Valve Closed Bonnet
Regular price From £1,035.60 GBPRegular priceUnit price / perARI-SAFE-SN ANSI Safety Valve Closed Bonnet
Regular price From £1,035.60 GBPRegular priceUnit price / perARI-SAFE-SN ANSI Safety Valve Closed Bonnet
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ARI-SAFE-P Safety Valve Closed Bonnet (PN16/40)
Regular price £0.00 GBPRegular priceUnit price / perARI-SAFE-P Safety Valve Closed Bonnet (PN16/40)
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ARI-SAFE Safety Valve Closed Bonnet (PN16/PN40)
Regular price From £643.20 GBPRegular priceUnit price / perARI-SAFE Safety Valve Closed Bonnet (PN16/PN40)
Regular price From £643.20 GBPRegular priceUnit price / perARI-SAFE Safety Valve Closed Bonnet (PN16/PN40)
Regular price From £643.20 GBPRegular priceUnit price / per -
ARI-PRESO Pressure Regulating Valve
Regular price From £988.80 GBPRegular priceUnit price / perARI-PRESO Pressure Regulating Valve
Regular price From £988.80 GBPRegular priceUnit price / perARI-PRESO Pressure Regulating Valve
Regular price From £988.80 GBPRegular priceUnit price / per -
ARI-PREDU Stainless Steel Pressure Reducing Valve - Diaphragm Actuator
Regular price From £6,376.80 GBPRegular priceUnit price / perARI-PREDU Stainless Steel Pressure Reducing Valve - Diaphragm Actuator
Regular price From £6,376.80 GBPRegular priceUnit price / perARI-PREDU Stainless Steel Pressure Reducing Valve - Diaphragm Actuator
Regular price From £6,376.80 GBPRegular priceUnit price / per -
ARI-FABA Supra I Flanged Isolation Globe Valve PN40 (Cast Steel)
Regular price £0.00 GBPRegular priceUnit price / perARI-FABA Supra I Flanged Isolation Globe Valve PN40 (Cast Steel)
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ARI-FABA Plus ANSI Isolation Globe Valve
Regular price From £211.20 GBPRegular priceUnit price / perARI-FABA Plus ANSI Isolation Globe Valve
Regular price From £211.20 GBPRegular priceUnit price / perARI-FABA Plus ANSI Isolation Globe Valve
Regular price From £211.20 GBPRegular priceUnit price / per -
ARI-FABA Plus Flanged Isolation Globe Valve PN16/25/40 (Stainless Steel)
Regular price From £1,113.60 GBPRegular priceUnit price / perARI-FABA Plus Flanged Isolation Globe Valve PN16/25/40 (Stainless Steel)
Regular price From £1,113.60 GBPRegular priceUnit price / perARI-FABA Plus Flanged Isolation Globe Valve PN16/25/40 (Stainless Steel)
Regular price From £1,113.60 GBPRegular priceUnit price / per -
ARI-CONLIFT Steam Trap Valve (PN16)
Regular price From £3,367.20 GBPRegular priceUnit price / perARI-CONLIFT Steam Trap Valve (PN16)
Regular price From £3,367.20 GBPRegular priceUnit price / perARI-CONLIFT Steam Trap Valve (PN16)
Regular price From £3,367.20 GBPRegular priceUnit price / per
WHY CHOOSE US?
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Steam Industry Expertise
With years of experience supplying valves to steam systems across multiple sectors, we understand the demands of high-pressure, high-temperature applications.
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Trusted Brands & Certified Products
We only stock steam valves from industry-leading manufacturers like ARI-Armaturen and Samson, offering WRAS-approved, PED-compliant, and steam-rated solutions.
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Fast UK Delivery & Technical Support
Our large UK stock means rapid dispatch, while our technical team is always on hand to help you select the right valve for your steam setup.

STEAM. CONTROLLED.
FAQ'S
What type of valve is best suited for steam applications?
Ball valves, globe valves, and gate valves are commonly used in steam systems. However, globe valves are preferred for control, while steam-rated ball valves offer quick shut-off in on/off applications.
Can I use a standard ball valve for steam?
Not recommended. Steam requires specially designed ball valves with high-temperature seals (often metal or graphite) and steam-rated bodies to ensure safe, reliable operation under pressure and heat.
What temperature and pressure ratings should I look for?
Steam valves should typically withstand temperatures up to 200–450°C and pressures up to 40 bar, depending on the application. Always check the valve’s specific steam rating to ensure compatibility.
What materials are suitable for steam valve construction?
Stainless steel, carbon steel, and bronze are commonly used. Internal components and seats may be made from metal, PTFE, or reinforced graphite for high-temperature resilience.
Do I need a specific seat type for steam ball valves?
Yes. Metal-seated or reinforced soft-seated valves are ideal. Standard PTFE seats may deform under high heat, so opt for steam-rated materials like graphite or PEEK.
What maintenance is required for steam valves?
Regular checks for seal wear, pressure leaks, and corrosion are crucial. Valves in steam systems should be inspected periodically and serviced with compatible steam-rated spares to ensure longevity and safety.