CleanSpace CST ABEK1P3 combined filters are suitable for protection against airborne particulates (dust, mists, fumes), organic and inorganic gases or vapours, solvents ammonia and sulphur dioxide (boiling point > 65°C); CleanSpace CST combined filters are compact; they clip easily and directly into the CleanSpace PRO power unit (CST1002) and CleanSpace ULTRA power unit (CST1012); no adaptor is required; CleanSpace CST filters are enabled to collect filter usage data which can be accessed by the CleanSpace Smart App; important: when selecting a CleanSpace filter please consult a health and safety specialist for advice on the appropriate respiratory equipment and filter use; product weight 289 g; product dimensions 140 x 55 x 75 mm