Water drainage systems allow you to comfortably use the space under a high deck. These systems divert water away to create a dry space below. You can essentially double the outdoor living area for an affordable price. These areas can be easily converted into screen porches by adding screen walls.
Water drainage systems installation varies by manufacturer. Some systems are composed of waterproof membrane installed over the deck on a subfloor. Some may be a decking product that sheds away water. Other systems are attached to the bottom of the deck frame. Always consider the method of installation when researching water drainage systems.
Below are prodcuts that shed away water to create a dry space below your deck.
UnderDeck
    
UnderDeck is a unique deck drainage system that will easily turn that unused, wasted area under your deck into a pleasant and usable space. Easy means easy.UnderDeck is designed for you, the homeowner to install! Going hand in hand with its easy installation, UnderDeck will install to virtually any new and existing deck.
LockDry Decking
    
Lockdry aluminum decking uses a continuous locking seal to create a watertight maintenance free seamless floor surface. Lockdry is made from 6005-T5 Powder Coated Aluminum and comes in 6" wide 1" thick interlocking profiles that is engineered to support 240 PSF live load. Lockdry is available in 4 standard colors with matching railings. The powder coated surface is slip resistant and stays cooler to the touch than wood or concrete. Lockdry is easy to install and comes with a limited lifetime warranty.
Click here to visit the LockDry web site.
DeckRite Vinyl Flooring
 
DeckRite exterior floor covering is a slip resistant, mildew resistant, and waterproof membrane that is easy to install over existing or new deck surfaces. DeckRite is a 3-ply laminated membrane consisting of a heavy duty polyester fabric encapsulated between 2 vinyl films. DeckRite is specially formulated to withstand exposure to the sun, water, and foot traffic. The polyster fabric is the heart of the product. It enhances the products dimensional stability, puncture strength, and tear resistance. The bottom film acts as the bonding layer in the installation process. DeckRite is available in 4 colors and comes in rolls 68 inches wide x 90 feet long.
Click here to visit the DeckRite web site.
DrySnap
    
DrySnap is made of vinyl ceiling panels that collect and drain water away from your new dry space. It provides a maintenance free flat ceiling that covers the unsightly underside of your deck, turning it into a clean, bright, dry outdoor space.
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