Join the Elmhurst Airtightness Scheme 

To apply for entry to the Elmhurst Airtightness Testing Scheme, transfer from another Scheme or upgrade from a Level 1 to a Level 2 tester you will need to complete the application form below.



Application Fees

For new applications and level of competence changes there is a one off fee of £95 plus VAT per tester, plus the Registration fee. 

Annual Registration Fees

The Annual Registration Fee is dependent on both the level of competence and how many testers are registered to an organisation.

Background Ventilation Testers 

Registered to test for assessment of background ventilation of existing buildings.

Level 1 Tester

£265 plus VAT

Add an additional tester for £100

Level 2 Tester

£365 plus VAT

Add an additional tester for £200

Background Ventilation Tester

£265 plus VAT

Add an additional tester £100

Membership Benefits

Dedicated Technical Support

We offer dedicated technical support to our members, 9am to 5pm, Monday to Friday.


We protect the interest of our members

We ensure that there is no conflict between the interests of our members and the quality of testing required by MHCLG.


Secure Lodgement Portal

Members have access to a secure lodgement portal which provides links to relevant CPD and a range of other services to assist with your management and personal development within the industry. The portal also offers secure storage of test data and registration details which means that test data and documentation is simple to manage and fully secured online.


Supported by the UK’s Largest EPC scheme

On 1st June 2017 Elmhurst Energy Systems Limited took ownership of iATS. Elmhurst Energy is the UK’s largest accreditation scheme for EPC assessors, which includes non-domestic energy assessors and SAP Assessors. 


Links with SAP Assessors

Elmhurst’s SAP EPC software now offers a search facility which allows Elmhurst’s SAP Assessors to search for Elmhurst air testers when they require an air test for their As-Built SAP Calculations. This could result in even more business for  Elmhurst Air Testers.


Search and validation facility

Members of the public, including developers and building control bodies, can search for local Elmhurst members through our simple search facility. This is provided on the homepage of our website.