PrimeSource offers a variety of underlayment products from the most popular, trusted manufacturers.

James Hardie is a worldwide industrial building material company, which specializes in manufacturing durable and low-maintenance fiber cement products. You can trust James Hardie as your moisture and mold resistant substitute for drywall, or a backerboard for your tile applications. HardieBacker board is stronger, faster and easier to work with while providing superior protection for your walls/floors against moisture damage and mold growth. It is simple to install and is backed by a limited lifetime product warranty. Innovation is vital to maintaining James Hardies’ fiber-cement industry to ensure that you get the best product available.