We provide a guaranteed domestic Air Pressure Testing service for compliance with Building Regulations in England and Wales (Document L1A).All of our air tightness, air pressure and air permeability tests are carried out in accordance with ATTMA TS1 issue 2 to BS EN 13829 method B standards, and all our test engineers are trained and registered members of BINDT. Being BINDT qualified allows us to issue certificates of compliance which will be accepted by building control as evidence that the test meets the required standards set down in the building regulations. We adhere to ATTMA TS1 standard for air permeability testing.