Harrison Damp Treatments can sort out all types of penetrating damp issues that you may have. Often as shown in the pictures below penetrating damp can be a major internal issue caused by an exceedingly small external issue. However, all external problems require to be repaired and fixed before any internal issues can be addressed or the issue will reoccur. Depending on where the water is coming from it could be a simple waterproofing of the outside of the property or it may require something else to be carried out. With a survey of the problem a cause can normally be found easily.