... Ceiling filter (exhaust filter, roof filter, sticky filter, air filter, paint spray booth filter) 1. Low initial resistance 2· Large dust holding ... 1-10μm particles,especially for the top part of spray booth,prefiltration mesh to reinforce through airfilter system, diffluent equallyType ... 24185)Flame ResistanceF1 (DIN 53438) sticky filter, Air filter material, paint spray booth filter