Unlike most wooden boards, these are industrially manufactured and could be as long as 20-feet for a single panel. These types of deck boards are more expensive for reasons. On the other hand, there are composite decking, PVC plastic Boards, and aluminum boards. Wood, pressure-treated wood, and red cedar are examples of board deck materials that are easily affected by environmental factors if no intervention is done, such as humidity that could cause molds or UV rays that could bleach the wood. The more susceptible the deck board is to rot, and the more upkeep it needs, the cheaper it will be. However, you can also find deck boards in 20ft and 24 ft. This type of deck board is commonly referred to as 5/4 decking. The most common deck board size is 16ft with a 1 inch thickness and weighing about 1.59 pounds. It’s important to know that length and thickness differ with your deck board’s type and price. Deck Board Sizeīefore homeowners are ready to build their deck the right deck board size must be considered. It is attached to the main walls of the house to keep the would-be constructed deck secure.įor the most part, the ledger board should be the same size as the joists the homeowners are planning to install. The other is attached desks that are secured on the structure of the house itself by ledger boards.Ī ledger board essentially holds up the whole deck structure. First is a self-supporting freestanding deck, with the entire weight being supported by posts and frames installed separately from the house. There are two categories in which decks are built. There is an agreed-upon rule that a deck shouldn’t be bigger than the largest room inside the house. Usually, the average deck size is 300 to 400 square feet, and that’s for a bigger house. When building a deck, it’s essential to keep it proportionate to the size of the homeowner’s house.

Width of trex deck boards