RGS Davis was established in 1963, specializing in the design and manufacture of pneumatic and electro-pneumatic products for the process industry. RGS Davis is headquartered in Manchester, United Kingdom, and is one of the earliest manufacturers in Europe to professionally produce explosion-proof solenoid valves. The core product series of RGSDavis pneumatic solenoid valves for hazardous and safe areas includes Namur, remote mounting, and base or manifold mounting arrangements; available in 3/2, 5/2, or 5/3 configurations, with sizes ranging from 1/8 inch to 1 inch. In addition to the solenoid valve series, RGS Davis maintains an active business in the design and manufacture of non-standard cylinders. Over the past 60 years, RGS Davis has accumulated the technical and manufacturing expertise as well as market knowledge required to meet the demands of the process, railway, energy, and industrial markets. RGS Davis is a professional manufacturer certified under ISO 9001.