Posted by Terry Love on June 05, 1998 at 22:53:57:
In Reply to: Slow drain/flush posted by Brian on June 05, 1998 at 17:05:01:

Brian,
Thanks!
The bathroom with the slow drains could be caused by the lack of vents. The gulping at the sink sure sounds like it. Adding a Studor vent under the sink between the wall and the p-trap will help the sink. I would start there first. That will give you the best "bang for the buck"
http://www.studor.com
Regards,
Terry