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Boilers & Hot Water Tanks

610 topics in this forum

  1. Insulation under DHW cylinder

    By Elf,
    • 3 replies
    • 1.2k views

  2. Reducing Nozzel Size Oil Boiler ( Down Firing) outside manufactor specs.

    By Fly100,
    • 9 replies
    • 2.1k views

  3. Replacing tank and immersion heater

    By Austrian,
    • 5 replies
    • 1.2k views

  4. Condensate drain size

    By Crowbar hero,
    • 2 replies
    • 1k views

  5. Is weather compensation worth it?

    By jayc89,
    • 1 reply
    • 792 views

  6. How large a boiler do I really need?

    By Garald,
    • 19 replies
    • 2.3k views

  7. Relocating boiler to under stairs cupboard

    By jayc89,
    • 12 replies
    • 2.5k views

  8. What temperature should my hot water be set at? 1 2

    By Mike_scotland,
    • 34 replies
    • 7.2k views

  9. What's your summer energy use? 1 2 3 4

    By Adsibob,   
    • 91 replies
    • 9.7k views

  10. Looks too good to be true... Looking for recommendations on ASHP size.

    By ChrisDL,   
    • 19 replies
    • 3.1k views

  11. Boiler & PV Which System is Optimal

    By Richini,
    • 3 replies
    • 832 views

  12. Can pre-warming water from a heat battery reduce the need for a higher kw boiler? 1 2

    By Pete lea,
    • 28 replies
    • 3.5k views

  13. Move or replace a boiler?

    By Crowbar hero,
    • 5 replies
    • 960 views

  14. HW / Boiler Assistance

    By Ando,
    • 6 replies
    • 1.1k views

  15. What is considered to be short cycling

    By Johnnyt,
    • 18 replies
    • 2.1k views

  16. To insulate or not

    By WWilts,
    • 10 replies
    • 1.9k views

  17. Hot water question 1 2

    By Barryscotland,
    • 36 replies
    • 4.4k views

  18. DHW, Gas boiler - cylinder or combi

    By JohnMo,   
    • 16 replies
    • 1.9k views

  19. ASHP vs Gas Boiler - crunching the numbers

    By Indy,
    • 23 replies
    • 3.3k views

  20. What is this and does it matter if I cover it in insulation?

    By Adsibob,
    • 2 replies
    • 758 views

  21. Heatrae Sadia Megaflo 300L Unvented indirect solar cylinder

    By Jenki,   
    • 5 replies
    • 1.9k views

  22. Valiant Ecotech Plus 637 - Error F76

    By steveoelliott,
    • 12 replies
    • 2.1k views

  23. Inter seasonal store 1 2

    By JohnMo,
    • 30 replies
    • 2.8k views

  24. Heating & hot water for temporary accommodation 1 2

    By SuesieG,   
    • 26 replies
    • 3.5k views

  25. DHW vented tank thermosyphon

    By RobLe,
    • 2 replies
    • 1.1k views
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