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View Full Version : Drain Plumbing Question


tlo25
07/19/2011, 10:56 AM
http://i1125.photobucket.com/albums/l595/twolo99/drain.jpg

So above is how my drain is plumbed to my basement sump. The first drop on the left is about 15 feet then a 10ft horizontal. Because of the location of the sump I had to go up about 3 feet then over and down into sump. Do anyone think this rise causes enough back pressure to affect drain speed? I haven't done any measuring but it feels like I cant get more that 200gph pumping to the tank without a siphon flush thing going on 1" pipe with a Durso or Gurgle Buster.