Snowy Roofs

When I got home this evening I discovered that it had been a snowy afternoon. I also found that the work being done on our front porch was going to be more complicated and therefore more expensive than we had expected it would be. We thought it was just going to be a matter of replacing the outside cladding but when the old cladding was taken off, the builder found that an army of slugs and snails had taken up residence in the roof where the water had been getting in for years and it was all rotten