#heat pump

Honest pick of the best heat pumps for a 3-bed UK semi in 2026 - typical kW sizing by era, shortlist of four units, BUS grant maths and how to choose.

Insulation, heat-loss surveys, radiators, hot water, outdoor space, planning rules and noise - the honest UK suitability checklist for 2026.

Heat pump radiator upgrades UK 2026: when existing rads are too small, K2/K3 vs Type 22/33 sizing, scope and cost per room.

Compare UK heat pump tariffs 2026: Octopus Cosy, Intelligent Go, E.ON Drive Smart, BG HomeEnergy. SCOP, scheduling, £400-700 savings.

How to size a heat pump hot water cylinder UK - 210-300L typical, Mixergy vs Newark vs Telford, unvented vs vented decision.

R290 (propane) is the low-GWP refrigerant UK heat pump brands are moving to. Global warming potential, F-gas exemption, brands using it, and safety.

Underfloor heating (35-40°C) vs upgraded radiators (50°C) - costs, SCOP gain, and when each makes sense for a UK heat pump retrofit.

Annual heat pump service costs (£150-250), F-gas regulations, refrigerant top-ups, compressor lifespan, and the full 10-year UK ownership cost picture.

How to size a heat pump for a UK 4-bed detached - 10-14kW typical, larger DHW cylinder, two-zone considerations, models that work.

Victorian terraces are a UK heat-pump pain point - solid walls, small footprint, party walls. Insulation, sizing and high-temp options that actually work.

The honest UK 2026 running-cost calculation - Ofgem cap rates, Cosy Octopus, SCOP scenarios. When a heat pump beats gas and when it does not.

Air-source vs ground-source heat pumps for UK homes in 2026: install cost, real-world SCOP, space needs, BUS grant rules, and which suits which property.

What an MCS heat-loss survey produces, why a quote without one is a red flag, and the four questions to ask any UK heat pump installer.

The 26 November 2025 Autumn Budget cut electricity policy levies, reaffirmed BUS, and kept the £9k oil/LPG uplift - here's what it means for UK heat pumps.