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Plastering cut section of cavity wall

tobbslerone · 2013-06-11 21:45:08

Hi all I cut through a 350mm cavity wall that is now an internal wall to make a door opening. I will be fitting a frame flush with the outside of the wall so i was wondering what is the best way to plaster up to frame considering that their is only insulation to fix to on the cavity part.That makes up 150mm and then 100mm…

11-06-2013 9:45pm

#1

tobbslerone

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Join Date: January 2012

Posts: 24

Hi all
I cut through a 350mm cavity wall that is now an internal wall to make a door opening. I will be fitting a frame flush with the outside of the wall so i was wondering what is the best way to plaster up to frame considering that their is only insulation to fix to on the cavity part.That makes up 150mm and then 100mm cavity block at other end.

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#2 12-06-2013 6:41am

Poor Uncle Tom

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Posts: 12506

Full width WBP liner, secured to grounds in the blockwork.

This is a fairly basic detail, which begs the question, where did you get the other details of the ope break through and make good, adequate damp proofing and airtightness of an external wall as internal, etc., without getting this little piece of the puzzle?

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