There are many factors that figure into the cost a RainOut Underdeck Solutions installation including size, complexity, scope of work, etc. Some decks are a perfect square and 150 square feet while others may have multiple insets and even curved features and 1,500 square feet. Ultimately, a RainOut Underdeck Solutions installation will add tremendous value and beauty to your outdoor living space. Fortunately, all estimates are free and once we come out to measure, a quote can typically be provided immediately. To get a free estimate, call 864-905-6528 or email us.