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by j.orsi
Sun Dec 12, 2010 7:10 pm
Forum: Damp and Damp Proofing Forum
Topic: Can someone help please re damp!!
Replies: 5
Views: 4124

damp

Hi Stagbeatle, Taking your points one at a time If the damp is on the back wall of the chimney breast then this could be due to the salts being drawn up into the wall, or some form of impermeable material such as cement or paint, or another mechanism which I can not determin with out a lot of inform...
by j.orsi
Tue Nov 30, 2010 7:08 pm
Forum: Damp and Damp Proofing Forum
Topic: Can someone help please re damp!!
Replies: 5
Views: 4124

Dear Stagbeetle, I would suggest you have two problems; the ventilation issue which you are dealing with and moisture from the chimney stack. If a chimney is not heated through use then it becomes saturated with rain water or condensation. I have seen many attempts to seal it up all of which fail. I...
by j.orsi
Sat Nov 13, 2010 10:19 pm
Forum: Damp and Damp Proofing Forum
Topic: Where does the damp go? any ideas?
Replies: 4
Views: 3723

HI, don't tank it, or try and seal it up it does not work. To answer your question the damp does not go away with tanking it is sealed up behind the wall and often drives more moisture up the wall. look at SPAB site for damp in historic buildings.
by j.orsi
Sat Nov 13, 2010 10:07 pm
Forum: Damp and Damp Proofing Forum
Topic: Damp at base of wall, DPC above internal floor level
Replies: 15
Views: 24484

Hi, Just reading the history on your damp problem and I suggest you never try to seal away a damp patch, it really won't work. the only sustainable method is to allow it to breathe, which it sounds like you have done by removing the loose material. Give it a chance to dry first. reducing ground leve...
by j.orsi
Sat Nov 13, 2010 9:55 pm
Forum: Damp and Damp Proofing Forum
Topic: Damp on party wall above dado rail
Replies: 4
Views: 3979

Hi, Has the property been injected with a chemical DPC and then rendered up to the dado rail? if so the new render could be driving moisture up the wall. Find out more from the previous owners and get back to me.
by j.orsi
Sat Nov 13, 2010 9:51 pm
Forum: Damp and Damp Proofing Forum
Topic: Can someone help please re damp!!
Replies: 5
Views: 4124

One question: how old is your house; historic or new build? If it is new build then I suggest you need to ventilate the space. If it is historic, that is to say solid wall then don't try to seal it up as this will make the problem worse. Let it ventilate and breathe. Get back to me with more info on...
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