Technical Standard L1. Measuring air permeability of building envelopes (dwellings). October 2010 issue (Withdrawn)
Publication Year
2010
Document Status
Withdrawn, cited in regs
Document History
Superseded by September 2016 issue. Together with Technical Standard L2 supersedes 'Technical Standard 1 Measuring air permeability of building envelopes. Issue 2.'
Publisher Information
Air Tightness Testing and Measurement Association
The Air Tightness Testing and Measurement Association (ATTMA) is a professional association, formed in 2002, to promote technical excellence and commercial effectiveness in air tightness testing and air leakage measurement applications. It is also a Department for Communities and Local Government (DCLG)-appointed operator of a Competent Persons Scheme for air-tightness testing.
The Building Performance Hub
Unit 3 Tannery Road Industrial Estate
Tannery Road
Loudwater
High Wycombe
ATTMA
UK
Website: http://www.bcta.group/attma
Email: admin@bcta.group
Tel: +44 (0) 1494 358159