Rv skirting is any type of protective material that surrounds the lower portion of your rv and prevents airflow in and out of the underside of your rv. The main reason it is placed is to keep the undercarriage protected from the colder temperatures. Benchmarkfoamcom Wp-content Uploads 2010 10 Benchmark_foam_insul-skirt_rv_recreational_vehicle_skirting_white Recreational Vehicles Rv Skirting Rv Winterizing It will prevent your utilities from freezing, maintain heat inside the living space, and keep everything protected from the elements. What is rv skirting . Custom rv skirting usually starts around $1,500 and can easily cost over $2,500 for a. Rv skirting is a temporary wall that closes off the space between the bottom of your rv and the ground. This is especially important in the winter when you are sometimes dealing with temperatures as low as negative 40 degrees. Below we’ll look at all the different materials and methods that go into making a good skirt! What is airski...