COMET Cold Only Folding Microswitced Tap - London. This Comet cold water micro-switched tap is ideal for use with SMEV sinks. Complete with microswitch.Height: 40mm (turned up) Width: 85mm max. Hosetail: Can use either 3/8 inch or 1/2 inch (10mm or 12mm) Hose Pipe. Mounting hole: 22mm diameter. Chrome effect plastic with black Vertically swivelling spout. Sold in singles or Outer Boxes x 20.