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Heat pumps
The home notebook

Less complicated. More understood.

Useful explanations for the systems that look after your home. Search, or browse by what’s happening, your brand or a funding scheme.

Question pages · advice

  1. Are heat pumps worth it?
  2. How does a heat pump work?
  3. Do heat pumps work in old houses?
  4. Air source or ground source: which heat pump do you need?
  5. Do you need solar panels or a battery for a heat pump?
  6. Do heat pumps work in cold weather?
  7. Are heat pumps noisy?
  8. What happens to a heat pump in a power cut?
  9. How much does a heat pump cost, and what grants can I get?

2 guides · Daikin

7H
Understand the display

Daikin 7H: insufficient water flow

What the controller detected, safe checks and when to call an engineer.

Error codeDaikin
Read the guide →
Brand guide

Daikin Altherma: a homeowner’s guide

Controls, service intervals and where to find your model number.

Daikin
Read the guide →

Every guide cites its source.