A1 Filter provides protection against inorganic vapour with a boiling point higher than 65°C. Suitable for use with the Sealey 9000 half face mask. Conforms to EN 14387:2004. Features & Benefits: • A1 Filter provides protection against inorganic vapour with a boiling point higher than 65°C. • Suitable for use with the Sealey 9000 half face mask. • Conforms to EN 14387:2004. • Model No. 9001 Specifications: Model No 9001 Brand: Worksafe Nett Weight: 0.180kg