Snow on your dish can cause all sorts of problems, including lost satellite signal. The weight of snow on your dish can also knock your dish out of alignment. Won’t affect satellite signal. Satellite Dish Cover – Active and Passive De-Icing with the ability to Add Gas or Electric Heating. Uses Stainless Steel Rope with Ratchet Fasteners to secure the Cover to the Antenna. The full reflector cover is made using UV stable fabric and thread / stitching with a life expectancy of 15 years. Installation is easy and does not require specialized tools or disassembling of the antenna. Fits a wide variety of sizes for VSAT and larger dish antennas.