kitchen sink waste

pinky · **Posted:** Thu Nov 05, 2009 5:15 pm

hello,
this is my first post, need a bit of help please, what is the minimum gradient that u need on a 2 inch waste coming out of a kitchen sink , the waste connection is about 5 meteres away from the proposed site of the new kitchen sink.
thanx

Bump · **Posted:** Thu Nov 05, 2009 5:16 pm

well you can do it by eye not to much not to little?

pinky · **Posted:** Thu Nov 05, 2009 5:17 pm

thanx for the info , need a bit more help , its a 40mm waste and has to run 5 meters to a connection that is 150mm above the floor, will a gradient of about 5 degrees be ok to allow a resonable flow out of the new kitchen sink

Bump · **Posted:** Thu Nov 05, 2009 5:17 pm

believe you need to increase the waste to 50mm after 3 metres.

pinky · **Posted:** Thu Nov 05, 2009 5:19 pm

many thanx for all your help , will give it a try this weekend

kitchen sink waste

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