Montana Owners Club - Keystone Montana 5th Wheel Forum - View Single Post - Liquid Calgon Really Frees Up Sticky Pull Valves

Clemson1881 · 04-09-2012, 03:51 PM

Yes it will lubricate any waste valve. Mentioned the black tank because it is usually the one that is the most stubborn as far as the pull valve getting where it will not close.

04-09-2012, 03:51 PM	#3
Clemson1881 Montana Master Join Date: Jun 2009 Location: Williamston Posts: 631 M.O.C. #9432	Yes it will lubricate any waste valve. Mentioned the black tank because it is usually the one that is the most stubborn as far as the pull valve getting where it will not close.