CleanSpace particulate filter P3 TM3 P SL R is suitable for protection against airborne particulates (dust, mists, and fumes); important: the filters are compatible with all CleanSpace PAPR power units; when selecting a CleanSpace filter, please consult a health and safety specialist for advice on the appropriate respiratory equipment and filter use; compatible with all CleanSpace PAPR power units; easy and quickly fitted and removed from the power unit; product weight 21 g; product dimensions 120 x 45 x 45 mm; sold in a pack of 3 filters.