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Air Source Heat Pumps (ASHP)

1209 topics in this forum

  1. Observations on need for heating upstairs 1 2

    By Post and beam,
    • 38 replies
    • 616 views

  2. I’m spending a fortune running a heat pump in my build! Please HELP 😫 1 2 3 4 5

    By damspt,
    • 122 replies
    • 5.7k views

  3. Haier R290 Monobloc 1 2

    By JohnMo,   
    • 39 replies
    • 1.3k views

  4. ASHP low pressure help pls 1 2 3 4 7

    By canalsiderenovation,
    • 154 replies
    • 4.5k views

  5. Pipe insulation for ashp

    By JeffGiraf,
    • 3 replies
    • 302 views

  6. r290 mini split/A2A 1 2

    By HughF,
    • 32 replies
    • 6.9k views

  7. Whole‑House Renovation: Need Real‑World Advice on ASHP + Fan Coils + MVHR Integration 1 2

    By NetTechie,   
    • 39 replies
    • 1.4k views

  8. Buffer tank and secondary pumps. Do I need them? 1 2 3

    By jimseng,
    • 50 replies
    • 2.3k views

  9. Air to Air Heat Pump Operation - Constant or Timed?

    By mike2016,
    • 1 reply
    • 189 views

  10. Criticisms please 1 2

    By waxingsatirical,
    • 41 replies
    • 4.4k views

  11. Weather test happening in the UK on ASHP design and installations. 1 2

    By Marvin,   
    • 26 replies
    • 849 views

  12. UFH = 46 deg? (Which comes first, ASHP or UFH / chicken & egg?)

    By Great_scot_selfbuild,
    • 8 replies
    • 410 views

  13. Should I or Shouldn't I ASHP? 1 2

    By Johnnyt,
    • 48 replies
    • 1.6k views

  14. Samsung gen 5 wired controller help

    By Bigspanners,
    • 0 replies
    • 159 views

  15. Grant/ Aerona ASHP expensive... 1 2

    By JeffGiraf,
    • 30 replies
    • 683 views

  16. Ecodan system HW override

    By athlonoc,
    • 8 replies
    • 256 views

  17. Best electric tariff now that OVO are ending the Heat Pump Plus in February 2026

    By martian,
    • 5 replies
    • 533 views

  18. Defrost calculation and impact on output

    By JohnMo,   
    • 2 replies
    • 260 views

  19. ASHP temperature settings query.

    By Marvin,   
    • 4 replies
    • 388 views

  20. Help please. clear alarm?

    By Post and beam,
    • 7 replies
    • 454 views

  21. LG Therma V Monobloc – CH014 Flow Error (Heating Only)

    By Willits,
    • 8 replies
    • 350 views

  22. Sense check for ASHP & UFH design

    By timhowes,
    • 24 replies
    • 803 views

  23. Extra output coil for UVC

    By LaChab,
    • 7 replies
    • 391 views

  24. Flow rate needed 1 2 3 4 6

    By jamesdiyer,
    • 128 replies
    • 6.2k views

  25. Crunch time for heat pump size 1 2

    By SBMS,
    • 44 replies
    • 1.7k views
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