Details5 Way Air Hose Splitter This unit connects via a G1/4BSP female inlet (standard size with larger compressors). A G1/8BSP female to G1/4BSP male adaptor is also included. The splitter can be screwed directly on to the air outlet of the compressor or air filter. Each air outlet (G1/8BSP male) on the splitter has an individual isolating control valve. This means that the unit can be used with any number of air hoses 1 through 5.