Air Hose Splitter Manifold 6 Way The air hose splitter manifold 6 way has a 1/4BSP female air inlet. BSP stands for British Standard Pipe and denotes the type and pitch of thread used. 1/4BSP is approximately 11.75mm in diameter. 1/4BSP is the size most common to air outlets on air compressors. The air hose splitter manifold 6 way has 6 1/8BSP male air outlets, each with it’s own individual air control dial. This air control dial enables the accurate setting of air flow at each air outlet. 1/8BSP is approximately 9.35mm in diameter. 1/8BSP is the size most common to air outlets on airbrushes and air hoses.
