Porch flooring options - The Porch CompanyThe Porch Company
Jul 24, 2015 . The porch floor below uses pressure-treated decking. A lot of people may think that pressure-treated wood is more suitable for an outdoor deck. However, it can be a great choice for an indoor porch. Once you put it underneath the roof of a porch, it stays nice and fresh if you're OK with gaps between boards..