Unitemp UK. Development, supply, and maintenance of standard and special environmental test chambers for simulation of climatic conditions. http://www.unitemp.co.uk/
Weiss Technik Ltd. UK. Manufactures broad range of climatic simulation equipment. Includes environmental test chambers, drive-in humidity and walk-in temperature chambers, as well as material stress and salt spray testing equipment. http://www.weisstechnik.co.uk/
