Posted 7/24/2016 14:46 (#5429737 - in reply to #5429680) Subject: RE: pull-type sprayer with hydraulic pump
near dyersville iowa
i think you want a screw type valve to control your pressure. I cant think of the name, and apparently sprayers.com is not working correctly atm. but it is a valve with a screw type closing mechanism that gives you a lot easier adjustment than a simple ball valve.