Approved Document F Volume 1, 2021 edition definition: The resistance of the building envelope to infiltration when ventilators are closed. The greater the airtightness at a given pressure difference across the envelop, the lower the infiltration.
Recent Posts
- Government Insulation Schemes Under Fire: Households Face Nightmare of Mould and Rot 12 February 2025
- Awaab’s Law: What Housing Providers Should Expect 7 February 2025
- Mould Crisis: The Hidden Dangers in Our Homes 18 January 2025
- Embracing Retrofitting: A Path to a Greener Future 3 November 2024
- Improving Children’s Respiratory Health: The Role of Housing Quality and MVHR 8 October 2024
Categories
- Advice (7)
- News (5)
- On Air (22)
- Uncategorised (4)