Air Hose HD Breathing Quality 5 MeterAir hose of breathing air quality. Solvent resistant to prevent air re contamination after filtration. Air hose of breathing air quality. This is a reinforced breathing air hose, of PE alloy construction without toxic bonding agents. The hose features a clear FDA approved inner tube, a blue cover produced from a blend of PE providing excellent abrasion and solvent resistance. The hose is manufactured to a very high standard and offers excellent