| Main centres: | 1-3 business days |
| Regional areas: | 3-4 business days |
| Remote areas: | 3-5 business days |
The A1 Respirator Cartridge is a specialised gas and vapor filter designed for use with compatible half or full face piece respirators (often in a double-filter configuration). This cartridge is specifically formulated to provide respiratory protection against Organic Gases and Vapors with boiling points above 65C. The '1' classification indicates that it is effective against these contaminants at concentrations up to 1,000 ppm (0.1% by volume).