Tank mount ball valve with built in filter screen. 90 degree on-off with 1/4″ barbed outlet. Requires FTG12240 for installation, & Panel mount dual tank ball valve with 180 degree on – off- on. Requires 1/2″ panel hole. Includes bulkhead nut and washer. With 1/4″ barbed inlet/outlets. Buy one get one free. Purchase in increments of two.