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Air Source Heat Pumps (ASHP)

1250 topics in this forum

  1. Vaillant arotherm plus - losing water pressure in cooling

    By ndl,
    • 16 replies
    • 1.9k views

  2. Just told that split system for UFH / fan coil cooling is not possible

    By flanagaj,
    • 11 replies
    • 1.2k views

  3. Gravity driven plate heat exchanger for DHW 1 2 3 4

    By Dillsue,
    • 75 replies
    • 6.2k views

  4. Best setup for ASHP and solar

    By d438a1,
    • 9 replies
    • 1.5k views

  5. STEELflow 300ltr Un-Vented Cylinder - no guarantee with a bore hole water source...Should I care

    By jimseng,
    • 6 replies
    • 988 views

  6. Two circuits for cooling? 1 2 3 4

    By SBMS,
    • 79 replies
    • 7.3k views

  7. location of the ASHP outdoor unit

    By chdb,
    • 20 replies
    • 2.1k views

  8. Anyone using Octoprice?

    By sharpener,
    • 1 reply
    • 688 views
    • IGP
    • IGP

  9. Mitsubishi Ecodan/FTC5 and Heatmiser UH8 UFH control

    By cb1965,
    • 11 replies
    • 3.5k views

  10. Grant Aerona r290 1 2

    By Beelbeebub,
    • 36 replies
    • 7k views

  11. What's the case for not getting an ASHP? 1 2 3 4 11

    By kentar,
    • 252 replies
    • 16.5k views

  12. SAP calcs are (finally) in! Now searching for ASHP & MVHR in earnest - any recommendations / ones to avoid?

    By Great_scot_selfbuild,
    • 8 replies
    • 748 views

  13. BUS grant eligibility with swimming pool heat pump heater

    By Michael_S,
    • 3 replies
    • 807 views

  14. BUS grant: what evidence to qualify ?

    By Post and beam,
    • 23 replies
    • 2.3k views

  15. newly installed ASHP system in southern Italy, strange issue.

    By ROBINLAWRIE,
    • 7 replies
    • 1k views

  16. Observations Commissioning ASHP 1 2

    By JohnMo,   
    • 43 replies
    • 8.1k views

  17. Heat pump grant. How do you apply?

    By flanagaj,
    • 11 replies
    • 1.4k views

  18. ASHP Design considerations

    By JohnMo,   
    • 7 replies
    • 1.2k views

  19. Switching ASHP to cooling

    By Tom,
    • 6 replies
    • 1k views

  20. ASHP / backup generator

    By Bozza,
    • 19 replies
    • 3.8k views

  21. A2A + A2W ASHP or a more powerful A2W ASHP? 1 2

    By puntloos,
    • 25 replies
    • 5.9k views

  22. Insulated pipework for ASHP fancoil cooling

    By SBMS,
    • 5 replies
    • 711 views

  23. Do I need a HP specific cylinder? 1 2 3

    By Beelbeebub,
    • 53 replies
    • 12.3k views

  24. Panasonic ASHP

    By marshian,
    • 11 replies
    • 1k views

  25. Sizing ASHP according to heat loss calcs 1 2

    By flanagaj,
    • 31 replies
    • 2.6k views
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