Search results

Well I reversed the connection so the vent connects downstream from the waste connection as shown in the picture. It doesn?t seem logical but I noticed all views shown of a loop vent show it this way. I do have a twist. The lateral vent takes off 90 degrees from how the picture is shown to run...

The reason for connecting the loop vent return to the waste line upstream from the sink connection to the waste line was to avoid boring through a floor joist. I can still do this by adding two 90's or 45's to get to the other side of the sink connection. The vent line is 1 1/2 dia and the...

I'm installing a loop vent for an island sink. This is for a room addition. I would like to make the loop vent waste connection up stream of the sink waste connection. The two books I have show the vent return to the waste line down stream from where the sink connects to the waste line. Does...