Building Testing Limited (BTL) are inspection and test engineers providing an independent, professional, cost-effective and expedient consultancy service to the building, construction and consumer product industries.

Based in Woking, Surrey, BTL offers a comprehensive range of on site testing and laboratory testing.

• BTL is UKAS accredited for the testing of raised access floors to PSA MOB and air leakage testing.
• BTL is a Quality Assured and Registered Firm in accordance with BS EN ISO 9001 : 2000 for the Provision of Testing, Inspection and Consultancy services.