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Boilers & Hot Water Tanks

588 topics in this forum

  1. Twin Coil Cylinders

    By MortarThePoint,
    • 14 replies
    • 1.5k views

  2. Fabdec Stainless Steel Cylinders

    By MortarThePoint,
    • 10 replies
    • 1.6k views

  3. Navien boilers? anyone any experience with them?

    By gravelrash,
    • 1 reply
    • 785 views

  4. Replace 10 litre expansion vessel. DIY job?

    By Furnace,
    • 12 replies
    • 5.3k views

  5. Smokin' boiler

    By cwr,
    • 10 replies
    • 1.1k views
    • cwr
    • cwr

  6. What can go wrong with an immersion water heating system?

    By LeanTwo,   
    • 13 replies
    • 2.1k views

  7. Recommendations for Heating/Hot water design in ICF build

    By Meabh,
    • 16 replies
    • 1.7k views

  8. Power Flushing A Modern Gas Boiler System

    By Onoff,
    • 5 replies
    • 954 views

  9. What size boiler do I need !?

    By WillM,
    • 23 replies
    • 2.2k views

  10. Vaillant VR33 Module for OpenTherm Support

    By Rehan Saeed,
    • 2 replies
    • 8.4k views

  11. UVC in basement plant room but no drainage for overflow 1 2 3

    By Thorfun,
    • 56 replies
    • 4.2k views

  12. How to find modulation ratios?

    By jayc89,
    • 9 replies
    • 1.5k views

  13. UFH with 3 manifolds cools hw cylinder

    By rk05,
    • 18 replies
    • 1.7k views

  14. 3 port motorised valve should move 90 degrees or 180 degrees?

    By me123,
    • 4 replies
    • 1.2k views

  15. Buffer tank required?

    By DCG,
    • 3 replies
    • 872 views

  16. combi boiler recommendations for 30c flow rate and 3500watt heating load

    By gravelrash,
    • 17 replies
    • 1.7k views

  17. Tesla “smart” immersion heater 1 2

    By Gav_P,
    • 42 replies
    • 7.2k views

  18. Air source problems

    By tommy12398,
    • 1 reply
    • 648 views

  19. Combi boiler and unvented HW Cylinder

    By Edward,
    • 9 replies
    • 2.8k views

  20. Cold Temperatures Before Central Heating

    By MortarThePoint,
    • 2 replies
    • 580 views

  21. Wiring in a Honeywell L641B Pipe stat

    By Steve1309,
    • 3 replies
    • 1.5k views

  22. Boiler Condensing Y/N?

    By Fly100,
    • 6 replies
    • 1.6k views

  23. Boiler broken, new build around the corner. What to do?

    By Goodremy,
    • 17 replies
    • 1.9k views

  24. Can someone check this wiring arrangment

    By magunn,
    • 0 replies
    • 566 views

  25. Boiler seems to be ignoring controller

    By magunn,
    • 4 replies
    • 1.1k views
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