Unix 1000 + phin 531 / Sorbent (Russia)*
- Light weight, easy to use.
- Head harness: Easy to use, adjustable for a tight mask by adjusting size in 5 positions.
- Parts of the mask can be disassembled for easy cleaning.
- Designed to not interfere with wearing eye and head protection and noise-canceling earplugs.
- Filters out organic toxic gases; inorganic (such as Cl2, H2S, HCN,...); SO2, acid and ammonia.
- Effective time of the filter cartridge :  Test results with sample toxic gas vapors (with specified concentration, flow, temperature, humidity) are much higher than the requirements of the standard EN 14387 - copper Meaning longer usage time.
- Respiratory resistance: respiratory resistance is 60% smaller than EN 14387 and EN 143 regulations (equal to 58.8/100Pa). This is an important indicator, especially when used in hard working conditions.
- Lighter breathing helps the wearer spend less effort and can maintain wearing the mask for a long time.
-Filter box weight: 130g lighter than EN regulations.

Unix 1100 + 2 filters 531 / Sorbent - Russia
- The manufacturing material is Silicone so it is very soft and comfortable to wear
- Appropriate structure, fits the wearer's face. Does not affect eye vision. Does not affect the need to wear additional protective equipment such as hats, goggles, or face shields.
- The carrying strap has a high elastic feature, the length can be adjusted to fit. Easy and quick to put on and take off. Easy to clean when wiped or cleaned with water or detergent.
- Working temperature from −40 °C to + 40 °С.
- Meets EN 140:1998 + AC:1999 standards.