Almost any mildewicide will do the trick. Grout sealants all seem to work but I would go specifically to a tile shop to see what they recommend. I think most sealers will work but application and pr ... read more
John,
Surrounding trees should be trimmed back and prepared to handle the snow load.
Make sure windows and doors are caulked.
Clear items away from the side of the that could trap snow drifts and allo ... read more