NEW SPEEDAIRE 4ZM08 1/4" General Purpose Air Regulator , 15 cfm Max. Flow Features a modular connector that allows easy removal and swap out, plus 2 full-flow gauge ports. Manifold regulator provides multiple pressures from a common inlet. For Max. Flow, the CFM flow is measured with 150 psig inlet adjusted to set pressure of 90 psig (while increasing flow) and a 15 psig drop. Warning: Do not connect regulator to bottled gas.