https://www.gov.uk/guidance/vat-on-energy-saving-materials-and-heating-equipment-notice-7086
Key Sections
2.7 Energy-saving materials installed with other works
2.9 Energy-saving materials covered by the reduced rate
Subject to one of the social policy conditions being satisfied or the 60% threshold not being exceeded, the reduced rate applies to the installation of the following energy-saving materials:
- Controls for central heating and hot water systems ( paragraph 2.10)
- Draught stripping (paragraph 2.11)
- Insulation (paragraph 2.12)
- Solar panels (paragraph 2.13)
- Wind turbines (withdrawn on 1 October 2019, paragraph 2.14)
- Water turbines (withdrawn on 1 October 2019, paragraph 2.15)
- Ground source heat pumps (paragraph 2.16)
- Air source heat pumps (paragraph 2.17)
- Micro combined heat and power units (paragraph 2.18)
- Wood-fuelled boilers (paragraph 2.19)
2.10 Controls for central heating and hot water systems
Central heating and hot water system controls include:
- manual or electronic timers
- thermostats
- mechanical or electronic valves, including thermostatic radiator valves