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Boilers & Hot Water Tanks

498 topics in this forum

  1. 'Packaged' UVC, larger than 200l?

    By Post and beam,
    • 10 replies
    • 812 views

  2. When do G3 regulations apply? Buffer tanks?

    By OldSpot,
    • 16 replies
    • 1.9k views

  3. Plate loading or coil UVC for heat pump

    By JohnMo,   
    • 11 replies
    • 908 views

  4. UVC pressure reducing valve

    By JohnMo,   
    • 2 replies
    • 719 views

  5. Horizontal cylinder in a 'cold' loft. Bad idea?

    By Post and beam,
    • 20 replies
    • 1k views

  6. Gas heat recovery

    By anonymous,
    • 5 replies
    • 586 views

  7. Plumber put together a thing … and I have concerns 1 2

    By mjsx,
    • 27 replies
    • 1.6k views

  8. Advise Fitting new Combi Boiler

    By Richini,
    • 7 replies
    • 763 views

  9. Cheap way to prevent boiler cycling

    By Crunchynut,
    • 13 replies
    • 1.3k views

  10. Accumulator (mains booster) vessels - Same nominal volume, huge size difference.

    By puntloos,
    • 2 replies
    • 577 views

  11. Horizontal cylinder in the loft, good idea?

    By Post and beam,
    • 5 replies
    • 668 views

  12. Hot water for outbuilding next to house - under ground from UVC or electric?

    By Navron,
    • 3 replies
    • 1.1k views

  13. Can I turn the water off from my tank cupboard

    By Roz,
    • 3 replies
    • 554 views

  14. Small water heater discharge point termination (post tundish)

    By Stones,
    • 6 replies
    • 789 views

  15. Vitodens 100-W and EM-P1 module to control hot water recirculation pump

    By mjsx,
    • 0 replies
    • 526 views

  16. Is this a normal heat loss graph from an UVC?

    By Thorfun,
    • 10 replies
    • 829 views

  17. Sunamp sizing

    By gregh,
    • 6 replies
    • 637 views

  18. Solar PV but no immersion heater - dual tank options

    By Chris X,
    • 7 replies
    • 677 views

  19. Direct UVC Question - Stats?!

    By catrionag,
    • 0 replies
    • 592 views

  20. Advice needed regarding weather comp for Vaillant 637

    By V1ks,
    • 5 replies
    • 959 views

  21. Changing to combi boiler

    By Pollyanna,
    • 9 replies
    • 683 views

  22. Installing an unvented cylinder on a building control notice?

    By flanagaj,
    • 1 reply
    • 467 views

  23. Viessmann Vitodens 200-w - initial impressions 1 2 3

    By larry,
    • 53 replies
    • 14.4k views

  24. Any Vaillant boiler experts here?

    By PiMike,
    • 9 replies
    • 804 views

  25. What's the consensus on legionella and dhw storage temps

    By SimonD,
    • 24 replies
    • 1.8k views
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