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Old 15-08-2015, 12:04 PM   #6237
kimsim
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Join Date: Nov 2008
Posts: 1,690
Hi Terumo,
When drainage pipe is suggested to be 16mm, it this size referring to inner or outer diameter ?


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Is internal diameter size.

Last edited by kimsim; 15-08-2015 at 12:09 PM..
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