Antari FTA-64 is a passive tube adaptor for connecting tubing with a 4 mm diameter to tubing with a 6 mm diameter. It is intended for use in fluid tube arrangements associated with fog and haze equipment. The available manufacturer information does not specify the adaptor’s material, dimensions, weight, pressure rating, temperature range, sealing method, or individual contents. The unit has no electrical power, control, effect-generation, or programmable functions.