Air source and ground source heat pump guides
Storage heaters vs heat pump running costs compared for 2026. Heat pumps are 3-4x more efficient and could save you £1,200 per year on heating bills.
17 January 2026Compare heat pump warranty terms from Vaillant, Daikin, Mitsubishi, Grant and Samsung. Learn what voids cover and how to protect your investment.
15 January 2026Compare the best smart thermostats for heat pumps in the UK. See why Homely, Passiv and tado outperform Nest and Hive for heat pump efficiency.
15 January 2026How long do heat pumps last? Air source units last 15-20 years, ground source up to 50 years. We cover maintenance factors, servicing costs and replacement planning.
14 January 2026Heat pump hot water cylinder guide covering 48-52C storage, legionella pasteurisation at 60C, immersion backup, mixing valves and sizing for UK households.
13 January 2026Heat pump problems UK homeowners face most often: reduced output, short cycling, icing, strange noises, error codes and which issues you can fix yourself.
13 January 2026Do you need a heat pump buffer tank? We explain short cycling prevention, the 25-litres-per-kW sizing rule, defrost support and when a buffer is unnecessary.
12 January 2026Heat pump weather compensation explained: how curves adjust flow temperature to outdoor conditions, why every 1C reduction boosts COP by up to 2.5% and setup tips.
11 January 2026Heat pump radiator sizing guide for the UK. Covers why heat pumps run at 35-55C, the 2.4x upsizing factor at 45C, low-temp radiators and UFH options.
11 January 2026Heat pump defrost cycle explained: how it works by reversing refrigerant flow, why it triggers between -5C and 5C, typical duration and impact on efficiency.
10 January 2026