AB Dust Control Ltd. Manufacturer of equipment and products for the dust and fume control industry. Product and contact details. Biopharma Group Supply and service of freeze dryers and freeze drying equipment for process industries. Design Environmental Manufacturers of a range of test chambers including environmental, climatic and temperature as well as SMD storage and other products. Offer environmental testing and stress screening. Dust Control Systems Ltd. Manufacturer and installer of dust control systems for manufacturing industry. Information on products, servicing and news. Heatex Ltd. Industrial electric heating equipment and controls for both safe and hazardous areas. Immersion, flow, overside, submersible, and fan assisted heaters in standard and explosionproof construction.