Skip to content

Your cart is empty

Continue shopping

Have an account?

Log in to check out faster.

Your cart

Loading...

Order special instructions

Estimated total

£0.00 GBP

Tax included. Shipping and discounts calculated at checkout.
  • Home Products
    • Electric Fires
    • Gas Fires
    • Hot Water Cylinders
      • Direct
      • Indirect
    • Stoves
  • Plumbing & Heating
    • Bathroom & Kitchen
      • Showers
      • Water Heaters
      • Taps
    • Heating Controls
      • Programmers & Timers
      • Thermostats
      • Radiator Valves
      • Motorised Valves
    • Water Treatment
    • Plumbing Accessories & Tools
  • Cylinder Spares
    • Multiblocs
    • Pressure & Temperature Relief Valves
    • Immersion Heaters & Thermostats
      • Immersion Heaters
      • Immersion Thermostats
    • Expansion Vessels
      • Potable Expansion Vessels
      • Heating Expansion Vessels
    • Pressure Relief
      • Pressure Relief Valves
      • Pressure Relief Cartridges
    • Pressure Reducing
      • Pressure Reducing Valves
      • Pressure Reducing Cartridges
  • Heating Spares
    • Air Vents
    • Boiler Expansion Vessels
    • Boiler Pressure Relief Valves
    • Gaskets
    • Heat Exchangers
    • Sensors
    • Valve Motors
  • Electrical
    • Electrical Fittings
    • Sockets & Switches
    • Ventilation
Log in
    Arcanu
    • Home Products
      • Electric Fires
      • Gas Fires
      • Hot Water Cylinders
        • Direct
        • Indirect
      • Stoves
    • Plumbing & Heating
      • Bathroom & Kitchen
        • Showers
        • Water Heaters
        • Taps
      • Heating Controls
        • Programmers & Timers
        • Thermostats
        • Radiator Valves
        • Motorised Valves
      • Water Treatment
      • Plumbing Accessories & Tools
    • Cylinder Spares
      • Multiblocs
      • Pressure & Temperature Relief Valves
      • Immersion Heaters & Thermostats
        • Immersion Heaters
        • Immersion Thermostats
      • Expansion Vessels
        • Potable Expansion Vessels
        • Heating Expansion Vessels
      • Pressure Relief
        • Pressure Relief Valves
        • Pressure Relief Cartridges
      • Pressure Reducing
        • Pressure Reducing Valves
        • Pressure Reducing Cartridges
    • Heating Spares
      • Air Vents
      • Boiler Expansion Vessels
      • Boiler Pressure Relief Valves
      • Gaskets
      • Heat Exchangers
      • Sensors
      • Valve Motors
    • Electrical
      • Electrical Fittings
      • Sockets & Switches
      • Ventilation
    Log in Cart

    REDUCED CHRISTMAS OPENING HOURS | CLICK FOR MORE INFORMATION

    SAME WORKING DAY DISPATCH BEFORE 12PM | FREE SHIPPING TO UK MAINLAND

    Filter:

    Availability
    0 selected
    Reset
    Availability
    Price
    The highest price is £920.69 Reset
    £
    £
    Remove all

    364 products

    Filter and sort Filter

    Filter and sort

    Filter

    364 products

    Availability
    Clear
    Price

    The highest price is £920.69

    £
    £
    Clear
    Remove all
    Remove all

    364 products

    • Heatrae Sadia Megatech Solar Cylinder Cold Water Multibloc Control Valve 95605021

      Heatrae Sadia Megatech Solar Cylinder Cold Water Multibloc Control Valve 95605021

      Heatrae Sadia Megatech Solar Cylinder Cold Water Multibloc Control Valve 95605021

      Regular price £59.99
      Regular price Sale price £59.99
      Unit price /  per 
    • Heatrae Sadia Premier Control Valve 95605863

      Heatrae Sadia Premier Control Valve 95605863

      Heatrae Sadia Premier Control Valve 95605863

      Regular price £56.99
      Regular price Sale price £56.99
      Unit price /  per 
    • Heatrae Sadia TPR22 10 Bar 3/4" Pressure & Temperature Relief Valve 95605810

      Heatrae Sadia TPR22 10 Bar 3/4" Pressure & Temperature Relief Valve 95605810

      Sold out

      Heatrae Sadia TPR22 10 Bar 3/4" Pressure & Temperature Relief Valve 95605810

      Regular price £22.99
      Regular price Sale price £22.99
      Unit price /  per 
      Sold out
    • Heatrae Sadia TPR22 10 Bar 3/4" Pressure & Temperature Relief Valve 95605810

      Heatrae Sadia TPR22 10 Bar 3/4" Pressure & Temperature Relief Valve 95605810

      Sold out

      Heatrae Sadia TPR22 10 Bar 3/4" Pressure & Temperature Relief Valve 95605810

      Regular price £29.99
      Regular price Sale price £29.99
      Unit price /  per 
      Sold out
    • Heatrae Sadia TPR22 10 Bar 3/4" Pressure & Temperature Relief Valve 95605810

      Heatrae Sadia TPR22 10 Bar 3/4" Pressure & Temperature Relief Valve 95605810

      Sold out

      Heatrae Sadia TPR22 10 Bar 3/4" Pressure & Temperature Relief Valve 95605810

      Regular price £29.99
      Regular price Sale price £29.99
      Unit price /  per 
      Sold out
    • High Pressure 1/2" Part 2 Float Valve 10011331

      High Pressure 1/2" Part 2 Float Valve 10011331

      High Pressure 1/2" Part 2 Float Valve 10011331

      Regular price £29.19
      Regular price Sale price £29.19
      Unit price /  per 
    • Honeywell Temperature Sensor S011001U Alternative

      Honeywell Temperature Sensor S011001U Alternative

      Honeywell Temperature Sensor S011001U Alternative

      Regular price £9.99
      Regular price Sale price £9.99
      Unit price /  per 
    • Ideal Air Vent 176457 Alternative

      Ideal Air Vent 176457 Alternative

      Ideal Air Vent 176457 Alternative

      Regular price £19.99
      Regular price Sale price £19.99
      Unit price /  per 
    • Kingspan 7 Bar 3/4" Pressure & Temperature Relief Valve VALVETP1/2ALT

      Kingspan 7 Bar 3/4" Pressure & Temperature Relief Valve VALVETP1/2ALT

      Kingspan 7 Bar 3/4" Pressure & Temperature Relief Valve VALVETP1/2ALT

      Regular price £17.49
      Regular price Sale price £17.49
      Unit price /  per 
    • La-Co 475g Flux LAC-22108

      La-Co 475g Flux LAC-22108

      La-Co 475g Flux LAC-22108

      Regular price £39.69
      Regular price Sale price £39.69
      Unit price /  per 
    • Loctite Threadseal Pipe Sealing Cord SEL31899

      Loctite Threadseal Pipe Sealing Cord SEL31899

      Loctite Threadseal Pipe Sealing Cord SEL31899

      Regular price £41.39
      Regular price Sale price £41.39
      Unit price /  per 
    • Main 120 Litre Direct Unvented Cylinder 720635901

      Main 120 Litre Direct Unvented Cylinder 720635901

      Main 120 Litre Direct Unvented Cylinder 720635901

      Regular price £549.99
      Regular price Sale price £549.99
      Unit price /  per 
    • Main 120 Litre Indirect Unvented Cylinder 5133561

      Main 120 Litre Indirect Unvented Cylinder 5133561

      Main 120 Litre Indirect Unvented Cylinder 5133561

      Regular price £620.29
      Regular price Sale price £620.29
      Unit price /  per 
    • Main 150 Litre Direct Unvented Cylinder 720636001

      Main 150 Litre Direct Unvented Cylinder 720636001

      Main 150 Litre Direct Unvented Cylinder 720636001

      Regular price £609.19
      Regular price Sale price £609.19
      Unit price /  per 
    • Main 150 Litre Indirect Unvented Cylinder 5133562

      Main 150 Litre Indirect Unvented Cylinder 5133562

      Main 150 Litre Indirect Unvented Cylinder 5133562

      Regular price £666.99
      Regular price Sale price £666.99
      Unit price /  per 
    • Main 170 Litre Direct Unvented Cylinder 720636101

      Main 170 Litre Direct Unvented Cylinder 720636101

      Main 170 Litre Direct Unvented Cylinder 720636101

      Regular price £621.79
      Regular price Sale price £621.79
      Unit price /  per 
    • Main 170 Litre Indirect Unvented Cylinder 5133563

      Main 170 Litre Indirect Unvented Cylinder 5133563

      Main 170 Litre Indirect Unvented Cylinder 5133563

      Regular price £689.99
      Regular price Sale price £689.99
      Unit price /  per 
    • Main 210 Litre Direct Unvented Cylinder 720636201

      Main 210 Litre Direct Unvented Cylinder 720636201

      Main 210 Litre Direct Unvented Cylinder 720636201

      Regular price £654.99
      Regular price Sale price £654.99
      Unit price /  per 
    • Main 210 Litre Indirect Unvented Cylinder 5133564

      Main 210 Litre Indirect Unvented Cylinder 5133564

      Main 210 Litre Indirect Unvented Cylinder 5133564

      Regular price £709.99
      Regular price Sale price £709.99
      Unit price /  per 
    • Main 250 Litre Direct Unvented Cylinder 720636301

      Main 250 Litre Direct Unvented Cylinder 720636301

      Main 250 Litre Direct Unvented Cylinder 720636301

      Regular price £735.69
      Regular price Sale price £735.69
      Unit price /  per 
    • 1
    • …
    • 9
    • 10
    • 11
    • 12
    • 13
    • …
    • 19

    Useful Links

    • Home
    • Returns & Refunds
    • Privacy Policy
    • Terms & Conditions
    • About Us
    • Contact Us
    • Christmas Opening Hours

    Contact Information

    Email: support@arcanu.com

    Company Registration Number: 14314488

    VAT Number: 425430521

    Payment methods
    • Apple Pay
    • Diners Club
    • Discover
    • Google Pay
    • Maestro
    • Mastercard
    • PayPal
    • Shop Pay
    • Visa
    © 2024, Arcanu Powered by Shopify
    • Choosing a selection results in a full page refresh.
    • Opens in a new window.
    Free Fast Shipping To All UK Mainland Addresses
    Easy Returns Return with Ease
    Multi-Buy Discount Email us at support@arcanu.com