Most wooden decks are constructed with treated lumber that is able to withstand the harsh effects of weather. While this type of lumber is very durable, it can become damaged if it is not properly maintained. Because moisture and mildew growth can quickly cause your deck boards to split and warp, it is important to repair any damage caused by winter weather as soon as possible. You can avoid these problems by properly cleaning and protecting your deck after the winter months. If you take good care of your deck, you will be able to enjoy it for many years to come.
Read more: http://www.doityourself.com/stry/repair-winter-damage-to-decks#.UyygXIU-fAM