The reason behind this is that the area under the deck is usually very wet. The rain came down, the sun did not reach the area, and dried it. The average timber may be fine, but the risk of the frame component you have decayed for several years is more than the normal rainy climate. what is the best wood for decks. Treated wood is slightly more expensive, but it will extend the life of your deck two to three times. Now we come to the actual pavement. Basically, you have two choices - wood or composite materials. If you decide to use wood, do not make mistakes using timber sales for "outdoor" wood. It was usually just good-looking hemlock wood at the lumber yard. After installation, it will twist, cup and check, will only look ugly! wpc outdoor fencing company. It's cheaper than cedar, but not nearly as good. Cedar is by far the best wood decorative material. Some manufacturers plant just to decorate the bottom corner of the bottom radius of the groove. It's worth the extra cost. With these, composite wood can give you a variety of styles, and it is suitable for use in several projects, such as the construction of a composite deck for the construction of the bridge deck, building fences and other things. In addition, you can also use composite wood for the stylish furniture of your home. WPC Floor Products Application and solutions.