Batt insulation is one of the most popular types of insulation on the market today. It is made from fiberglass, rock wool, or paper, and it comes in a variety of thicknesses to suit your needs. We carry a wide selection of R19 batt insulation, making it easy to find the perfect product for your project. Whether you're looking for something to insulate your attic or keep your home warm in the winter, we have the perfect product for you. We also offer free shipping on all eligible orders, so you can be sure you are getting the best possible deal.