Level 1 Airtightness Testing Training

This Build Test Solutions Level 1 airtightness testing course uniquely provides candidates with the knowledge and skills to carry out low pressure Pulse airtightness testing on simple buildings up to 4,000m3 (new and existing).

With this qualification, testers may go on to register with an authorised airtightness competent persons scheme and generate tests for the purposes of new build compliance (Part L), retrofit (PAS2035) and Energy Performance Certificates (EPCs).

The course is designed in accordance with the National Occupational Standards (NOS) as set by the Government which defines the competency levels required by the authorised airtightness Scheme Operators, Elmhurst and ATTMA.

The live online modules includes:

• The background principles of air leakage, infiltration and ventilation
• Principles of airtightness testing and the market opportunities
• In-depth insight into the relevant regulations and associated standards
• Building preparation & testing standards in accordance with CIBSE TM23
• Measurement of building geometry inc. volume and envelope area
• Set up and operation the Pulse equipment and supporting software
• Maintenance and calibration of your equipment
• Presentation and reporting of test results
• Managing quality, health and safety and risks
• Multiple choice assessments after each online module

The practical day:

• Set up and use the Pulse equipment to test your knowledge
• Gain practical experience and understand how to deal with different buildings and conditions
• Assessment by our trainers (usually by observation and professional discussion)
• Prepare for creating your own Pulse test portfolio after the course

Portfolio:

• After completing the course learners are required to create a portfolio of 3 test cases
• Once completed and assessed you will receive your official certificate

Competent Person Scheme:Upon successful completion of the course and the portfolio you will be eligible to join the Elmhurst Airtightness Scheme and certify buildings in your capacity as a Level 1 Airtightness tester.

Our courses are run approximately once a month, subject to demand. Our upcoming dates include:

• 18th, 19th November (online) and 20th November 2025 (practical)
• 13th, 14th January (online) and 15th January 2026 (practical

Further dates for 2026 will be released soon.

Why train with us?

Build Test Solutions developed and manufacture the Pulse Test Kit. Our customers have carried out well over 100k tests. Training with us will provide you with additional insights into the technology and the use of the Pulse kit.

Our trainers have many years of experience in the retrofit and new-build field and we believe that we can offer each attendee the best possible personal learning experience by joining our course.

• Practical hands-on experience - during the course will provide you with the confidence to start up on your own.
• Meet our technical support team - you will have the opportunity to speak with our engineers who provide ongoing technical support once you venture out with your own Pulse kit.
• Engaging course delivery - our online session are live and in person, with the practical day taking place in a live workshop environment.
• We are the people who make and service the Pulse kit - meet the team during and discuss any additional questions you might have about the equipment.
• Check out our other measuring kits - you will have the chance to look at our other test kits for measuring building performance (used by DEA's, installers and designers of EEM's)