Locking quick-disconnects can be used to interconnect lengths of MSA Air-Supply Hose. For most systems, you can use up to 12 sections of hose to make up the maximum length.
The MSA 3/8-inch ID Air Supply Hose made of smooth, reinforced, lightweight polyvinylchloride (PVC) must be used to maintain NIOSH/MSHA approvals of the PremAire System.