Imagine . . . an attractive and flexible way to cover your deck or patio, with large retractable shade, at the same time cut your air conditioning bills and add value to your home. Now you can with retractable awning systems from ShadeTree® Retractable Deck & Patio Awnings. A wide range of deck and patio awning shade system are available to match your architecture, including overhead retractible awnings and canopy kits which can attach to an existing pergola, patio cover or wood support structure you design, or choose from their complete elegant support structure in aluminum or vinyl. All awning models are easy to install and maintain.