Hybrid - Palram Polycarbonate Greenhouses Highly resistant, safe polycarbonate greenhouse (blends Fine Shield Technology) Combines two types of glazing for balanced light exposure Life-time resilient polycarbonate plastic walls; do not fracture, turn yellow or opacify over time Provides up to 100% protection from harmful UV sunrays Stout, rust free aluminum structure Clean-lined and functional design Maintenance-free built to last thanks to outstandingly durable materials Protects your plants from the elements, so you can enjoy extended growing period Available in various sizes and colors