★ Full face mask

Ø Meet the international European standards EN136:1998, EN140:1998, EN14387:2021 certification.

Ø Face circumference, nose and mouth mask and breathing valve piece are all made of medical food-grade liquid silica gel, which is comfortable to wear. The material

can withstand high and low temperatures, with high stability, brittleness resistance and durability, and long-lasting filtration efficiency.

Ø The valve plate is designed as a special umbrella-shaped air inlet valve, which is supported by the central fixed point and radiates around, so as to ensure that the

valve plate can be quickly reset after each exhalation, avoid pollution, reduce respiratory resistance, and provide high-magnification filtration

protection.

Ø The mirror adopts special anti-fog technology, and the hydrophilic nano-coating is evenly distributed, which can prevent fog for a long time and has no dead

angle inview.

Ø Adjustable algebraic expression Ribbon adapts to various face shapes, maintains high density and prevents external air from entering.

Ø The specifications of the connection port are in line with the connectors of 3M filter tanks in themarket, such as 3M6001, 3M6003, 3M6006 and other filter tanks, with

strong compatibility, barrier-free connection and maximum user benefit.

★ Comprehensive filter tank and other types of filter tanks.

Ø Protect against organic gases and vapors, acid gases, chlorine, hydrogen chloride, sulfur dioxide, hydrogen sulfide, ammonia, methylamine, formaldehyde and other gases can be purchased according to customer's needs.