What Is Greenhouse Plastic? Greenhouse plastic is made to be more durable than regular plastic. Regular plastic sheets will tear easily when cut because the ends fray, but greenhouse plastic is specially made to resist tearing and stand up to weather. It is actually knitted instead of just formed into sheets.
Polycarbonate Sheets and Polycarbonate Panels are perfect for hundreds of projects. Polycarbonate Panels are the jack-of-all-trades for plastic sheets. Durable, versatile, and easy to work with, polycarbonate panels can be used in hundreds of custom projects. Patio and pergola coverings, skylights, custom greenhouses and other structures. Sheets are tough, high-strength and lightweight, and can be ordered in a wide range of sizes, thicknesses and colors. Celtec Expanded PVC sheets are free of lead, cadmium, barium and zinc, and have passed all three UL 1975 requirements.