Silicone half mask according to EN 140:1998 with round thread filters according to EN 148-1 for protection against gases, vapours and particles. Available in one universal size. To be used with BLS 400 series filters which are lighter than 300 grams: BLS 401, BLS 411, BLS 412, BLS 413, BLS 414, BLS 415, BLS 421, BLS 422, BLS 424 - and with all other filters according to EN 148-1.
The face piece made of silicone rubber is designed to universally adapt to all face sizes giving a better comfort and perfect fit.
RD40 CONNECTION (Universal)
RD40 thread connection according to EN 148-1, universal among all respiratory protection devices.
Fixed on 2 points directly on the rigid body of the mask allowing to distribute the weight of the respirator evenly without leaving face marks.