Fully-Qualified
Highest Standards
Family-Run Business
Your Trusted Air Tightness Specialists
Air Tightness Assessors Ltd is a family-run specialist established in 2006, providing reliable, professional air tightness testing supported by full ATTMA registration and UKAS-calibrated equipment. We offer flexible appointments, including evenings and weekends, to keep projects on schedule across Leigh-On-Sea, Chelmsford, Colchester and Southend-on-Sea. Our team supports developers, builders and homeowners with precise extractor fan installation and testing and air leakage solutions to boost energy efficiency and ensure full regulatory compliance.
What We Offer
Why Choose Us?
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20 years of experience: Established in 2006, we bring a wealth of knowledge to every project.
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ATTMA registered professionals: Trust in our certified expertise for accurate and reliable testing.
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Flexible scheduling: Evening and weekend appointments to suit your timetable.
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Comprehensive services: From air leakage testing to extractor fan compliance, we cover it all.
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Local expertise: Proudly serving Essex, Chelmsford, Colchester, Southend-on-Sea, and Basildon.
Highly recommend, great local tradesmen who clearly knows his subject! Friendly, polite, clean, professional and helpful, furthermore he turned up on time! What more could I ask for? Thank you.
- Rich B
Book Your Air Tightness Test Today.
Don’t wait – call us now to secure air tightness testing and ensure compliance.
