Want to contact Testo? Either visit our Website: testo.co.uk Call us on: +441420 544433 or email us at: info@testo.co.uk and we'll be happy to help. Testo Limited is based in Alton, Hampshire and has been operating for over 30 years as the UK subsidiary of testo AG. We offer an extensive range of instrumentation manufactured to the highest standards that provide our customers with exceptional durability, functionality and ease of use. testo instruments can be purchased from a wide range of resellers and distributors throughout the UK and Ireland or can be purchased directly from testo Limited. We offer an extensive range of instruments for many parameters and applications including; Temperature, Humidity, Velocity, Gas analysis, RPM, Pressure, Light, pH, Sound.testo instruments are widely used in the following sectors: HVAC-R: heating, ventilation, air conditioning and refrigeration. Process Industry: manufacturing industries, service companies and utilities. Food Sector: including food manufacture, transport, storage, distribution and retail. Thermal Imaging: for building surveys, maintenance, electrical inspections and production monitoring.Instrument Service and Calibrationtesto Limited have a fully equipped service, calibration and repair centre run by an experienced team. Our UKAS (ISO/IEC 17025:2005) accredited laboratory calibrate a wide range of instrumentation. We manage equipment inventories of varying quantities offering fixed term contracts with fast turnaround times at competitive prices. We also offer a pick up and return service.