
Air Tightness Testing on all New Dwellings
Is Air Tightness Testing Mandatory on all New Dwellings? Yes! From June 2022 all new builds need to demonstrate a minimum level of air permeability of 8m³/h.m²; however, this figure is often lower to align with the design stage SAP assessment. There won’t be an option to undertake ‘sample testing’ with the new Building Regulations …








