FRC-650 All-In-One combines a filter, regulator and coalescer for shop air into one compact unit. It features four 1/4" NPSball valves with unrestricted air passages. These valves are inclined at 45º which means that they avoid kinking of hoses, increasing life span. It has a solvent-resistant filter bowl which is body indispensable in the spray area. This machine has a solvent and slip-resistant knob for easy air adjustment.