G T Certification is an internationally recognised comprehensive Testing and Measurement Services Company, specialising in the fields of Construction Products Testing as well as in Calibration and Metrology. G.T. Certification's Laboratory Services are UKAS accredited for the testing of the compressive strength and density of concrete, mortars and grouts, with results available on the day of test. By providing an entirely in-house service from the nation-wide sampling of fresh concrete right through to its final laboratory testing and certification, we can ensure both speed and traceability of results and peace of mind for all our clients. All measurements are carried out to rigorous procedures agreed by UKAS, and both British and European Standards are adhered to. We also provide a range of more specialist services, ranging from coring, to Abrasion Resistance Testing and Slip and Skid Resistance Testing.