What we do

A1 Air Testing provides a nationwide seven days a week service completing air-tightness testing for all new build homes, checking their compliance to the Building Regulation requirement Part L1a. From small new builds to large scale developments.
Our Technicians are trained and accredited to BINDT (British Institute of Non Destructive Testing) using UKAS Calibrated equipment.
At A1 Air Testing we work hard to ensure that our prices are extremely competitive and provide good value for money.
Why test?
It is important and a requirement to conform to Part L1a of the building regulations. This regulation improves the living conditions and costs for the occupants of the given dwelling by:
- Reducing Energy Costs
- Improving Occupant Comfort
- Reducing Co2 Emissions by reducing air infiltration
SAP, EPC & Code for Sustainable Homes
We can also arrange SAP (Standard Assessment Procedure), EPC (Energy Performance Certificate) and Code for sustainable homes. If pre-booked as a package we can also offer a very competitive price.



