BLS 413 K2 Ammonia Gas Filter Cartridge with Universal Thread

Breathe easy while tackling tough ammonia fumes with this high-performance K2 filter cartridge. Its premium activated carbon keeps your lungs happy and safe without any nasty toxic additives like hexavalent chromium. You can trust the food-grade certification for those squeaky-clean environments where hygiene is the top priority. The universal thread makes swapping filters onto your favorite mask a total breeze.

Protection Type	K2 (Ammonia and derivatives)
Connection Type	EN148-1 Universal Threaded
Material	High-Quality Activated Carbon
Safety Standard	EN 14387
Certifications	Food Grade REGVE231/2017
Toxic Additives	Hexavalent Chromium (Cr VI) Free
Series	BLS 400 Series
Compatibility	Full Face Masks (2000, 3000, 5000) and Half Face Mask 4000R