KOVAL INC. 12 X 12 Ft Garden Patio Canopy Two Tiered Gazebo Replacement Canopy Top Green Replacement Canopy Top for 12' x 12' Two Tiered Gazebo PA Coating for Effective Harmful UV Blocking and Waterproof Performance Zippered Ventilated Top with Mosquito Netting between Top and Lower Tier Grommets to Ensure Proper Water Drainage Enhanced look with Scalloped Edge.