GALVANIZED STEEL DOUBLE ROOF: W12ftxL16ft(144inchx192inch), Fade-resistant and rust-resistant galvanized steel top, keeps out bright light and harmful UV rays, strong enough to withhold windy or heavy snow. which is not possible with traditional soft top gazebos.DOUBLE-ROOF DESIGN: The double top of the gazebo has a built-in mesh in the middle to increase air circulation,while repelling mosquitoes to provide you with a safe environment.ALUMINUM FRAME TO RESIST FADING AND RUST: 4 corners are reinforced to form a triangular frame to improve durability and safety.The gazebo with pre-drilled bases is designed for all kinds of uneven ground and can be installed in different outdoor situations. DOUBLE PRIVACY PROTECTION: 4 breathable mesh and 4 Privacy Curtains, The gazebo curtains are made of polyester fabric and PU, which is CPAI-84 certified, flame resistant.HOOK DESIGN: Top hooks inside the tent allow you to hang lights, fans or other decorations (not included) for added comfort.NETTING AND CURTAINS: Our permanent hardtop gazebo sports a dual-slide design that features zippered, double-layered sidewalls. These sidewalls provide added protection ，including sunlight, UV,rain,snow and Mosquito - and they enhance privacy too. Enjoy a safe, comfortable environment in your outdoor hardtop gazebo.EXCELLENT WATER GUTTER: Water gutter design collect the surface water of roof and direct it to four corners, and then flows alone the pillars,The unique and targeted design keeps the gazebo in good condition and prolongs its lifespan.