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  • About ATTMA

    What Is Air Tightness Testing

  • Certification
    AIR TIGHTNESS TESTING

    AIR TIGHTNESS TESTING SCOPE

    UK AND EUROPE

    New Company Application
    Existing Company Application
    Amend Tester Status
    Air Tightness Fees

    Scheme Requirements

    Lodgement
    Code of Conduct
    Entry Routes
    Equipment
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    Logo Guidelines

    AUSTRALIA AND NEW ZEALAND

    ANZ New Company Application
    ANZ Air Tightness Fees

    Scheme Requirements

    Lodgement
    Code of Conduct
    ANZ Entry Routes
    ANZ Equipment
    Auditing
    Logo Guidelines
    VENTILATION

    DOMESTIC VENTILATION COMMISSIONING SCOPE

    APPLY

    New Tester Application
    Ventilation Commissioning Fees

    Scheme Requirements

    Lodgement
    Code of Conduct
    Entry Routes
    Equipment
    Logo Guidelines
  • Members
    ATTMA AIR TIGHTNESS TESTING

    United Kingdom

    European Union

    Australia

    United Arab Emirates

    New Zealand

    Asia

    ATTMA DOMESTIC VENTILATION COMMISSIONING

    united kingdom

  • Training

    APPROVED TRAINING PARTNERS

  • ATTMA News

    ATTMA News

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    ATTMA FAQ's

  • ATTMA Tools

    Fan Calibration Variable Calculator

    Fan Capacity Calculator

    Technical Standards Comparison

    Air Tightness Testing Requirements by Country

  • Downloads

    ATTMA Technical Standards

    ATTMA TSL 1 - Simple Buildings
    ATTMA TSL 2 - Non-Simple Buildings
    ATTMA TSL 3 - Complex Buildings
    ATTMA TSL 4 - Passivhaus & Low Energy Buildings
    ATTMA Technical Standards Combined (TSL 1 - 4)

    Testing Software

    The ATTMA App - Windows Version
    Tectite
  • Lodgement

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ATTMA News

Introducing The ATTMA Domestic Ventilation Commissioning Scheme.
ATTMA News 

Introducing… The ATTMA Domestic Ventilation Commissioning Certification Scheme

23 May 202323 May 2023 Chris Milsom 0 Views

ATTMA, the leading authority in building air tightness testing and measurement, is delighted to unveil its ground-breaking Domestic Ventilation Commissioning

Read more
ATTMA News 

Stroma Calibration Delay – Update, April 2023

5 April 20235 April 2023 Barry Cope 0 Views

Dear Scheme Members, RE: Calibration Delay at Stroma Built Environment – Update Stroma is now accepting bookings for calibration. It

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ATTMA News 

Fixing draughts could save homeowners money

24 March 202324 March 2023 Chris Milsom 0 Views

Draught-proofing is one of the cheapest and most effective actions homeowners can take to stop or prevent heat from escaping

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ATTMA News 

Shell and Core Development at Pre-fit Out Stage

15 March 20231 March 2023 Chris Milsom 0 Views

In January 2021 ATTMA introduced a new certificate for shell and core buildings at the pre-fitout stage. This new certificate

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ATTMA News 

Increase in Lodgement Figures

1 March 20231 March 2023 Chris Milsom 0 Views

ATTMA is pleased to report that there has been an increase in lodgement figures in the period October to December

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ATTMA Letter to the Industry
ATTMA News 

Letter to the Industry – Calibration Delay

14 February 202314 February 2023 Barry Cope 0 Views

Dear Scheme MembersRE: Calibration Delay at Stroma Built Environment ATTMA has been made aware of a forthcoming calibration issue at

Read more
ATTMA News 

Inaugural Annual Awards Ceremony – Most Number of Tests in 2022

10 February 202310 February 2023 Chris Milsom 0 Views

The Building Compliance Testers Association ran their AGM on 8th February and used the event to launch its inaugural annual

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ATTMA News 

Could my house run out of air?

23 January 202318 January 2023 Chris Milsom 0 Views

BBC World Service CrowdScience have produced the following podcast which is now available on the BBC website.https://www.bbc.co.uk/sounds/play/w3ct3j7x The podcast follows

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ATTMA News 

Barry Cope Speaks at International Forum, Frankfurt

19 January 202319 January 2023 Chris Milsom 0 Views

We’re pleased to announce that Barry Cope is speaking at the International Forum Frankfurt. The International Forum is supported by

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ATTMA News 

ATTMA Lodgement Update – January 2023

5 January 202318 January 2023 Chris Milsom 0 Views

Update Details Made improvements to the file upload system Added a button and a small file drop area.File drop areas

Read more
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