Introducing the Gas Filter A2 designed for superior respiratory protection with a standard connection thread RD401/7" in accordance with EN 148-1. CleanAIR canister filters provide a versatile range suitable for diverse industrial applications, pharmaceutical settings, laboratories, and agriculture. These filters ensure compatibility and ease of use with various respiratory protection systems, enhancing safety in a variety of work environments. Elevate your respiratory protection with the reliable performance of CleanAIR canister filters. Features and Benefits EN 148-1 standard Easy to use and compatible with CleanAIR Enhanced canister filter performance