Become an Air Tightness Tester

To become an air tightness tester, you must complete an application form. Please click on one of the following links to ensure you’re using the correct method.

Before doing so, please ensure have adequate training (as defined here) and you have read and understood the rules and bylaws of the scheme. P001 (the overarching scheme rules document) and documents referenced within P001 can be issued on request.

New Company

  • Brand New to ATTMA
  • Have Completed an ATTMA Approved Training Course

Additional Testers

  • Company already an ATTMA Member
  • Would like to add testers to ATTMA membership

Amend Tester Status

  • Already an ATTMA Member
  • Have completed additional training (For example moving from Level 1 to Level 2)