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ajs heating · 24-04-2008

yes as you say 7 - 25 of the length. depending on span of joist.
max depth of notch will give you 28.75mm
max size bored hole will give you 57.50mm

24-04-2008	#6 (permalink)
ajs heating Senior Member Join Date: Nov 2007 Location: UK Posts: 234	Re: Waste through joists yes as you say 7 - 25 of the length. depending on span of joist. max depth of notch will give you 28.75mm max size bored hole will give you 57.50mm
	Last edited by ajs heating; 24-04-2008 at 08:36 PM. Reason: .