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Air Source Heat Pumps (ASHP)

1143 topics in this forum

  1. Yet more heat-pump adventures: the courtyard won't do. In garage, input from the street?

    By Garald,   
    • 13 replies
    • 1.8k views

  2. Has anyone tried comparing actual ASHP performance with their heat loss calcs? 1 2

    By DInwood,
    • 47 replies
    • 4.9k views

  3. Not quite a geek but..

    By Marvin,   
    • 10 replies
    • 1.3k views

  4. Grant aerona 3 ASHP, anyone using one of these. Thoughts? 1 2

    By Post and beam,
    • 48 replies
    • 11.2k views

  5. ASHP covered in thick ice

    By athlonoc,
    • 6 replies
    • 931 views

  6. Correct heat pump sizing for passivhaus

    By markharro,
    • 16 replies
    • 2.4k views

  7. Bosch Best ASHP ?

    By Post and beam,
    • 23 replies
    • 3.1k views

  8. Struggling to heat first floor with retrofit ASHP and underfloor heating

    By MrNormo,
    • 18 replies
    • 3.3k views

  9. Turning our heat pump off over summer and a general moan 1 2

    By RogerH,
    • 45 replies
    • 7.8k views

  10. Air source water heater - input - from the house or from outside

    By RichardL,
    • 4 replies
    • 857 views

  11. What 5kW Heat Pump for Homely (Modbus)?

    By Ewan,
    • 11 replies
    • 1.8k views

  12. Monobloc ASHP - rodent protection

    By ThomasD,
    • 1 reply
    • 926 views

  13. Ecodan flow and return pumps

    By Benpointer,
    • 17 replies
    • 3.9k views

  14. Therma v high heat recharging problem

    By James d,
    • 1 reply
    • 747 views

  15. ASHP for heating setup 1 2

    By swisscheese,
    • 27 replies
    • 8.4k views

  16. New type of heat pump coming

    By Temp,
    • 4 replies
    • 2k views

  17. Scientific sizing of a buffer tank

    By JamesPa,
    • 23 replies
    • 11.9k views

  18. Air to air split heat pumps for UK spring and autumn heating 1 2 3

    By apesort,
    • 55 replies
    • 10.6k views

  19. Daikin Altherma LT R32 - poor SCOP and breaking heat exchangers!

    By rgledhill,
    • 8 replies
    • 3.9k views

  20. Daikin Altherma monobloc running cost December 22 cold spell

    By GHDirect,
    • 18 replies
    • 5.8k views

  21. Ecoforest 20kW (vs two Vaillant Arotherm 10kW)

    By drcarrera,
    • 6 replies
    • 2.5k views

  22. A2A + DHW separate from heating - but all eventually on electric rather than oil

    By RichardL,
    • 13 replies
    • 1.9k views

  23. Is 5kw ASHP too small? 1 2 3 4 6

    By Roz,
    • 129 replies
    • 19k views

  24. ASHP environmental yield- seems low?

    By daunker,
    • 23 replies
    • 3.3k views

  25. Boiler Upgrade Scheme (BUS) - How to apply

    By thefoxesmaltings,
    • 6 replies
    • 1.6k views
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