Castle Group Ltd provide world leading Sound and Noise Level Meters for assessing noise levels in the workplace. Our heritage in design and manufacture helps us create Castle's innovative, user driven products. Our Sound and Noise Level Meters are designed to work for our customer's needs.
With a history spanning back to 1971, our ever unique approach to problem solving helps us lead market trends. Most recently our dBAir Sound Level Meter has an all new WiFi Data Transfer as a standard feature, removing the problems and limitations of using a cable.