Here's a few short term solutions to scare squirrels away to allow enough time for access points to be detected and sealed to prevent a further infestation. Squirrels can be a complete disaster for property owners and cause thousands of pounds of damage, by nibbling through wires and woodwork or tearing into insulation and plasterboard. So for those of us taunted by boisterous squirrels in the loft or scaring off our feathered friends, below is some useful advice to deal with them. Whilst some of us like to see squirrels bounding around the parks, most of us are not so happy to see them in our own garden, or even worse the house.