MF15B Gas masks with water bottle

1. Application

The MF15B gas masks is a protect equipment, with filtered respiration and one eye window for a person. The masks can provide effective protection to the wearer’s face、eyes and respiratory tract. Prevent the harm of toxic、biological and radiation dust. It is designed for use in industry、agriculture、medicine and scientific research and civil defense etc. But it is forbidden for the masks to be used in the environments of anoxic and carbon monoxide.

2. Composition and Features

MF15B gas masks components are the mask, the cartridge (double). The mask components are natural rubber mask (by injection molding, surface grinding)、lenses, breathing intercom and harness.

The hood sealing frame of the facepiece is designed according to the adults’ head shape, and use the opposite direction fold style、easy airtight. It is wearing comfortable, and applicable to more than 95% of adult citizens to wear.

The cartridge loads the excellent active carbon to be the catalyst, so it can be against a different kind of toxic. Its lifetime is long, resistance is small, and it is also light.  

MF15B gas mask is produced according to GB2890-2009《GAS MASK USING TECHNICAL CANDITION》

3. Specifications

3.1 Gas life: Depending on the selected canister.

3.2 Exhalation resistance: not more than 100pa (at 30 L/min)

3.3 Visual field:

Total visual field: not less than 75%.

Binocular visual field: not less than 60%.

Below visual field: not less than 40 degrees.

3.4 Leak coefficient: not more than 0.005%.

3.5 Storage life: 5 years.

4.  Use and safeguard

4.1 When wear mask, from the lower jaw to upward then properly adjust string. After wearing a mask,

Block up canister air entry by palm, then breath exert yourself, the facepiece tight stick with face,

No leak, indicate areas to work.

4.2 Usage of drinking device: The cap of a special canteen should be screwed previously in the canteen. When the wearer needs to drink water, one hand should keep the mask steadily, the middle finger of another hand should take the plug of drinking tube out, then turn the handle anticlockwise to 180°with right hand, grip a drinking tube inside the facepiece with mouth, hold the canteen with right hand, and pull out the plug of the canteen, insert the plug of drinking tube inside the cap of the canteen with left hand. Finally, raise up the inverted canteen near the face piece, the height of canteen should be kept at the level of eyes, pay attention to blow the air while drinking water, in order to keep the water flowing. But the canteen must not be raised too high, so as to avoid breaking off of the connector.  After the drinking has finished, the drinking device should be resumed to its original state by means of the reverse process.

4.3 After using, clean all parts of sweat and dirties, especially lens, expiration valve, inspiration 

valve should be clean. If necessary, mask surface may be washed with clear water, the canister 

should be clean also.

4.4 After using in virus environment of infected character, mask surface, and canister can be

cleaned and disinfected with 1% peracetic acid disinfection. If necessary face piece can be soaked

in 1% peracetic acid disinfection. But the canister can't be soaked, prevent entering the water from

losing efficacy. After the mask disinfecting with disinfected liquid should clean with clear water,

dry and stand-by.

5.  Maintenance

5.1 Read the booklet detailed before using.

5.2 Gas mask which used in poison and evil environment. The person who didn’t pass special

training can't disassembly at will, reduce the part, and repair the product.

5.3 The product can't be used in the environment over 65℃, and it shouldn't be stored under high temperature.

5.4 The canister can decrease its adsorption capacity for toxic gases after it has absorbed the moisture. The closure cap and the plug should usually be attached to the canister to prevent the ingress of moisture.

5.5 The gas mask should be stored in a cool dry place. The facepiece must not contact the organic solvent.