3M\'s range of supplied air valves can cool or heat air by up to 50°F (28°C)
No filters, cartridges or batteries to maintain
Supplied air provides no additional breathing resistance to the wearer
High pressure
Can be used on 3M™ Low Pressure Compressed Air Systems. It has a 1/2 inch inner diameter and is equipped with MPT's on both ends to accept 3/8 inch FPT fittings. This hose can only be used in single lengths. Hoses cannot be combined.