As the UK enters another period of exceptionally heavy downpour and the Met Office issues flood warnings in some parts of the country, unfortunately some homeowners will be eyeing the weather with more trepidation than others. Those who own properties with penetrating damp issues should be particularly worried about how the excess water seeping in from outside will exacerbate the damp conditions inside their home. If you have a problem with penetrating damp, read on to find out the most typical causes of this unpleasant issue.