We offer a wide variety of CertainTeed Membrain products to choose from. Our selection of CertainTeed Membrain products includes rolls, sheets and panels of varying thicknesses and sizes. We also offer different grades of Membrain, depending on your needs. Whether you're looking for a product to insulate your walls or ceiling, we have the right product for you. If you have any questions, our customer service team are always available to help. We also offer free shipping on all eligible orders, so you can be sure you are getting the best possible deal.