Collection: Control & Relief Valves

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Pressure Washing Supplies UK is a UK supplier of pressure washing equipment, pumps, hose reels, hoses, valves, fittings and replacement parts for professional, agricultural and industrial use.

  • Pratissoli S723 Certified Safety Relief Valve
    Pratissoli S723 Certified Safety Relief Valve
    Part No: S723/160
    • 160 Bar max working pressure
    • 192 Bar set pressure
    • 15-200 Lpm flow
    • 85°C max water temperature
    • Factory set & sealed
    • PED certified to 97/23/CE cat. II
    • Brass body - St.steel internals
    Regular price £369.24 GBP
    Regular price Sale price £369.24 GBP
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  • Pratissoli S723 Certified Safety Relief Valve
    Pratissoli S723 Certified Safety Relief Valve
    Part No: S723/150
    • 150 Bar max working pressure
    • 180 Bar set pressure
    • 15-210 Lpm flow
    • 85°C max water temperature
    • Factory set & sealed
    • PED certified to 97/23/CE cat. II
    • Brass body - St.steel internals
    Regular price £369.24 GBP
    Regular price Sale price £369.24 GBP
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  • Pratissoli S723 Certified Safety Relief Valve
    Pratissoli S723 Certified Safety Relief Valve
    Part No: S723/140
    • 140 Bar max working pressure
    • 168 Bar set pressure
    • 15-230 Lpm flow
    • 85°C max water temperature
    • Factory set & sealed
    • PED certified to 97/23/CE cat. II
    • Brass body - St.steel internals
    Regular price £369.24 GBP
    Regular price Sale price £369.24 GBP
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  • Pratissoli S723 Certified Safety Relief Valve
    Pratissoli S723 Certified Safety Relief Valve
    Part No: S723/130
    • 130 Bar max working pressure
    • 156 Bar set pressure
    • 15-230 Lpm flow
    • 85°C max water temperature
    • Factory set & sealed
    • PED certified to 97/23/CE cat. II
    • Brass body - St.steel internals
    Regular price £369.24 GBP
    Regular price Sale price £369.24 GBP
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  • Pratissoli S723 Certified Safety Relief Valve
    Pratissoli S723 Certified Safety Relief Valve
    Part No: S723/120
    • 120 Bar max working pressure
    • 144 Bar set pressure
    • 15-230 Lpm flow
    • 85°C max water temperature
    • Factory set & sealed
    • PED certified to 97/23/CE cat. II
    • Brass body - St.steel internals
    Regular price £369.24 GBP
    Regular price Sale price £369.24 GBP
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  • Pratissoli S723 Certified Safety Relief Valve
    Pratissoli S723 Certified Safety Relief Valve
    Part No: S723/110
    • 110 Bar max working pressure
    • 132 Bar set pressure
    • 15-230 Lpm flow
    • 85°C max water temperature
    • Factory set & sealed
    • PED certified to 97/23/CE cat. II
    • Brass body - St.steel internals
    Regular price £369.24 GBP
    Regular price Sale price £369.24 GBP
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  • Pratissoli S723 Certified Safety Relief Valve
    Pratissoli S723 Certified Safety Relief Valve
    Part No: S723/100
    • 100 Bar max working pressure
    • 120 Bar set pressure
    • 15-230 Lpm flow
    • 85°C max water temperature
    • Factory set & sealed
    • PED certified to 97/23/CE cat. II
    • Brass body - St.steel internals
    Regular price £369.24 GBP
    Regular price Sale price £369.24 GBP
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  • Pratissoli S455 Certified Safety Relief Valve
    Pratissoli S455 Certified Safety Relief Valve
    Part No: S455/450
    • 450 Bar max working pressure
    • 540 Bar set pressure
    • 80-215 Lpm flow
    • 85°C max water temperature
    • Factory set & sealed
    • PED certified to 97/23/CE cat. II
    • Brass body - St.steel internals
    Regular price £674.91 GBP
    Regular price Sale price £674.91 GBP
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  • Pratissoli S455 Certified Safety Relief Valve
    Pratissoli S455 Certified Safety Relief Valve
    Part No: S455/400
    • 400 Bar max working pressure
    • 480 Bar set pressure
    • 80-235 Lpm flow
    • 85°C max water temperature
    • Factory set & sealed
    • PED certified to 97/23/CE cat. II
    • Brass body - St.steel internals
    Regular price £674.91 GBP
    Regular price Sale price £674.91 GBP
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  • Pratissoli S455 Certified Safety Relief Valve
    Pratissoli S455 Certified Safety Relief Valve
    Part No: S455/300
    • 300 Bar max working pressure
    • 360 Bar set pressure
    • 80-315 Lpm flow
    • 85°C max water temperature
    • Factory set & sealed
    • PED certified to 97/23/CE cat. II
    • Brass body - St.steel internals
    Regular price £674.91 GBP
    Regular price Sale price £674.91 GBP
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  • Pratissoli S455 Certified Safety Relief Valve
    Pratissoli S455 Certified Safety Relief Valve
    Part No: S455/270
    • 270 Bar max working pressure
    • 324 Bar set pressure
    • 80-350 Lpm flow
    • 85°C max water temperature
    • Factory set & sealed
    • PED certified to 97/23/CE cat. II
    • Brass body - St.steel internals
    Regular price £674.91 GBP
    Regular price Sale price £674.91 GBP
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  • Pratissoli S455 Certified Safety Relief Valve
    Pratissoli S455 Certified Safety Relief Valve
    Part No: S455/200
    • 200 Bar max working pressure
    • 240 Bar set pressure
    • 80-475 Lpm flow
    • 85°C max water temperature
    • Factory set & sealed
    • PED certified to 97/23/CE cat. II
    • Brass body - St.steel internals
    Regular price £478.95 GBP
    Regular price Sale price £478.95 GBP
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  • Pratissoli S455 Certified Safety Relief Valve
    Pratissoli S455 Certified Safety Relief Valve
    Part No: S455/190
    • 190 Bar max working pressure
    • 228 Bar set pressure
    • 80-495 Lpm flow
    • 85°C max water temperature
    • Factory set & sealed
    • PED certified to 97/23/CE cat. II
    • Brass body - St.steel internals
    Regular price £478.95 GBP
    Regular price Sale price £478.95 GBP
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  • Pratissoli S455 Certified Safety Relief Valve
    Pratissoli S455 Certified Safety Relief Valve
    Part No: S455/170
    • 170 Bar max working pressure
    • 204 Bar set pressure
    • 80-555 Lpm flow
    • 85°C max water temperature
    • Factory set & sealed
    • PED certified to 97/23/CE cat. II
    • Brass body - St.steel internals
    Regular price £478.95 GBP
    Regular price Sale price £478.95 GBP
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  • Pratissoli S455 Certified Safety Relief Valve
    Pratissoli S455 Certified Safety Relief Valve
    Part No: S455/160
    • 160 Bar max working pressure
    • 192 Bar set pressure
    • 80-590 Lpm flow
    • 85°C max water temperature
    • Factory set & sealed
    • PED certified to 97/23/CE cat. II
    • Brass body - St.steel internals
    Regular price £478.95 GBP
    Regular price Sale price £478.95 GBP
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  • Pratissoli S455 Certified Safety Relief Valve
    Pratissoli S455 Certified Safety Relief Valve
    Part No: S455/150
    • 150 Bar max working pressure
    • 180 Bar set pressure
    • 80-600 Lpm flow
    • 85°C max water temperature
    • Factory set & sealed
    • PED certified to 97/23/CE cat. II
    • Brass body - St.steel internals
    Regular price £478.95 GBP
    Regular price Sale price £478.95 GBP
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  • Pratissoli S455 Certified Safety Relief Valve
    Pratissoli S455 Certified Safety Relief Valve
    Part No: S455/140
    • 140 Bar max working pressure
    • 168 Bar set pressure
    • 80-600 Lpm flow
    • 85°C max water temperature
    • Factory set & sealed
    • PED certified to 97/23/CE cat. II
    • Brass body - St.steel internals
    Regular price £478.95 GBP
    Regular price Sale price £478.95 GBP
    View Product
  • Pratissoli S455 Certified Safety Relief Valve
    Pratissoli S455 Certified Safety Relief Valve
    Part No: S455/130
    • 130 Bar max working pressure
    • 156 Bar set pressure
    • 80-600 Lpm flow
    • 85°C max water temperature
    • Factory set & sealed
    • PED certified to 97/23/CE cat. II
    • Brass body - St.steel internals
    Regular price £478.95 GBP
    Regular price Sale price £478.95 GBP
    View Product
  • Pratissoli S455 Certified Safety Relief Valve
    Pratissoli S455 Certified Safety Relief Valve
    Part No: S455/100
    • 100 Bar max working pressure
    • 120 Bar set pressure
    • 80-555 Lpm flow
    • 85°C max water temperature
    • Factory set & sealed
    • PED certified to 97/23/CE cat. II
    • Brass body - St.steel internals
    Regular price £478.95 GBP
    Regular price Sale price £478.95 GBP
    View Product