The moldex reusable half mask offers combined protection against gases vapours and dust few and easily replaceable parts for simplicity and less maintenance mask body is made from thermoplastic material with high flexibility for increased comfort and a safe fit abek1 gas protection against organic 43 inorganic gases and vapours 43 acid gases and ammonia boiling point 65 c 1000 ppm or 10 x wel whichever is lower p3 r d for protection against harmful and carcinogenic dusts fumes and aerosols