Under Deck Drainage, from Under Deck Oasis, will expand your living space with our patented ceiling panels. Under Deck Oasis beautifies your home's deck from beneath! No more exposed nails, dirty rafters, and water hazards associated with your homes deck. Under Deck Oasis ceiling panels channel the water away from your home, keeping the area below dry and enjoyable for outdoor living. These specially designed ceiling panels and deep water brackets have been tested and approved to handle over 15" of water an hour.