Certified Air Tightness Testing for Building Regulations Compliance

Sustainabuild Compliance provides precise and reliable Air Pressure Testing (also known as Air Tightness Testing or Air Leakage Testing) for residential and commercial buildings. Our tests help ensure that your property meets Building Regulations Part L, which is vital for energy efficiency and SAP compliance.

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Our Air Pressure Testing Services Include:

Building Regulations Part L Testing

We perform air pressure testing in accordance with Approved Document Part L, ensuring your property is compliant with the latest thermal performance and energy loss requirements.

UKAS Calibrated Equipment

All tests are carried out using UKAS-calibrated equipment, delivering trusted results with full traceability. Our qualified technicians follow strict testing protocols in line with ATTMA (Air Tightness Testing & Measurement Association) standards.

Results Within 24 Hours

We understand the importance of meeting deadlines. That’s why we provide a fast turnaround with full test reports and results issued within 24 hours, helping you stay on schedule with your build and inspections.

Compliance Certification

Upon passing the test, we issue an official compliance certificate that you can submit to Building Control or your SAP assessor. Should your property fail, we offer clear advice and practical solutions for remedial works and re-testing.

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Why Choose SustainaBuild Compliance?

• ✅ ATTMA-registered air tightness testers
• ✅ Nationwide service for all property types
• ✅ Pre-test guidance and support
• ✅ Fully insured and certified professionals
• ✅ Competitive fixed pricing

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When is Air Pressure Testing Required?

Air tightness testing is required for:

• All new dwellings
• Many extensions and conversions
• Non-domestic buildings over 500m²
• Projects requiring an EPC or SAP assessment

Testing is typically carried out towards the end of construction when the building envelope is complete.

Book Your Air Pressure Test Today

Let us help you meet your regulatory obligations quickly and efficiently by booking a 15 minute project consultation today.