This filter is compatible with all BLS 4000 series half masks and BLS 5600 and BLS 5700 full face masks to ensure safety and protection.

Features:

• A filter with ABEK1 protection from Organic/inorganic/acid/ Gases&Vapours + Ammonia
• Bayonet connection
• Compatible with all BLS 4000 series half masks and with the BLS 5600 and BLS 5700 full face masks
• Each mask requires 2 filters