American Grandby bought Clayton Mark and they now have distributor's in most states. Residential yard hydrants come in depths from one to eight feet. Clayton Mark has frost proof yard hydrants available with a shut off valve below the frost line. The steel is galvanized and corrosion resistant; these hydrants are built to last! You can pick up a Clayton Mark yard hydrant or specific parts, for a
. good price, at this website: http://www.americangranby.com/partdetail.asp?cat=F/C%20HY&SubCat=YARD+HYDRANTS+-+CLAYTON+MARK+FROSTP&tImg=Foot.