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Damp ground in cavity under house

Posted: Sat Oct 03, 2009 9:01 pm
by SScyner
Hi can anybody help.

We have noticed salt deposits on inside wall in area around air bricks. Have been under our bungalow (has quite a large cavity under floorboards which have no insulation) to check out where it might be coming from and found the ground is very damp in places coming from the outside walls. Should we try to treat the walls, and with what, or is there something else we should be looking at to try to control the damp we have in our bungalow?

Posted: Mon Oct 05, 2009 9:34 pm
by stoneyboy
SScyner,
Make sure all airbricks are clear ie there is a clear passage for air through both the inner and outer walls.
If cavity wall insulation has been fitted see if this has blocked the airbricks.
end

Posted: Tue Oct 06, 2009 9:53 am
by SScyner
Hi

Have checked that and all airbricks are fine. Can you suggest anything else?