6" flat end cap with a 3/8 Male NPT fitting is used to cap the end of a 6" colum with the 3/8 mnpt fittling allowing you to use a 3/8 ball valve to controll flow rate
6" flat end cap with a 3/8 Male NPT fitting is used to cap the end of a 6" colum with the 3/8 mnpt fittling allowing you to use a 3/8 ball valve to controll flow rate