KOKEN Alpha Filter BRD-82 Type, Set of 10

Alpha Filter BRD-82 Type
Replacement filter for electric fan masks.
- Model: BRD-82 Type
- Brand: KOKEN
- Quantity: 10 pieces
- Use: Alpha Filter

Compatible masks: BL-711H, BL-321, etc.

Selling because I will not be using them for work for a while.
Not sold individually.