Solexx™ twin-wall covering for greenhouses makes it easy to design and build your own greenhouse! Solexx greenhouse panels provide diffused light - the best light for your plants. Plus the twin-wall greenhouse panels provide insulation to keep the greenhouse naturally warm and your heating costs low. The greenhouse covering is extremely strong and durable in strong wind and heavy snow. And best of all the flexible greenhouse panels are easy to install and can be cut to shape with a sharp knife or bent around peaks for a water-tight seal.