Recent content by confusedjames

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    Internal wall chemical DPC... did it work?

    On the other side of the wall... you can see where most of the plaster is drying but the point where the old damp originated is not / So ree, it's the salts coming through. Okay. I have read they will be hygroscopic and absorb and hold water, and gypsum is quite an absorbing material...
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    Internal wall chemical DPC... did it work?

    Hi Guys, Thanks for your responses. Okay, so from what I can understand although the bricks might be dry to touch they can still be damp (apparently 20-30% dampness before they may be damp to touch?). I had drilled into a couple of bricks (thin drill bit) earlier, before redoing the...
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    Internal wall chemical DPC... did it work?

    Hi folks, I've recently had a chemical DPC installed on an internal wall where there was damp. I was told rising damp. So chemical DPC installed. I was told to use a lime-sand plaster but used gypsum. I left the walls to dry for about a month and have now plastered over them only to find...
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