Underlayments
PrimeSource offers a variety of underlayment products from the most popular, trusted manufacturers.
- Adhesives & Caulks
- Anchor Bolts
- Builders Hardware
- Carbide Blades
- Ceiling Products
- Collated Fasteners
- Collated Screws
- Concrete Construction Products
- Contractor Bags
- Diamond Blades
- Diamond Core Bits
- Fasteners
- Floor Protection
- Gypsum & Accessories
- Insulation & Weather Resistive Products
- Metal Flashing & Trim
- Plastic Fence & Barriers
- Poly Sheeting & Bags
- Roofing Products & Accessories
- Siding & Accessories
- Steel Framing & Accessories
- Strapping & Accessories
- Threaded Rod & Accessories
- Tools, Compressors & Accessories
- Underlayments
- Winter Protection & Covers
- Wire Fence & Accessories
- Work Gloves

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

James Hardie
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.