From: Harvey only (HARVEY-ONLY) [#15] 18 Apr 2006 To: JimK (JUSTTHE4OFUS) [#14] 18 Apr 2006
In theory the line would be best if it ran downhill at 1/2" per 10'. But on an installation like this it really does not matter. As long as the filters are not installed at a high point in the line you ate fine. If it were a high pressure steam line then the slight downhill would be important.