South Boston’s Preferred Supplier of Drywall Joint Compound

Visit Robert N. Karpp’s South Boston yard to get excellent prices on the highest quality drywall joint compound on the market.

  • We offer innovative joint compound solutions for types I-V construction application
  • We have professionals on hand at all times to answer your questions and help you find everything you need
  • We know the construction market like the back of our hand, and understand how climate, environment and materials affect your project

Robert N. Karpp works hard to maintain an extensive in-stock inventory of all types of drywall and joint compound, so you can be sure you’ll find everything you need under one roof. Some of our drywall materials include:

  • Regular drywall
  • Type X drywall
  • Mold- and mildew-resistant drywall
  • Fire-rated drywall
  • Non-paper faced drywall
  • Tile backer
  • Shaft wall liner

We work with top manufacturers such as CertainTeed, USG, National Gypsum and Georgia Pacific to bring you products that are suitable for multiple applications including fire-rated structures, soundproofing structures, garages/porches/other semi-exposed areas, and waterproofing structures. Our sheetrock is available in standard thicknesses from 1/4 inch to 5/8 inches and also in beveled or tapered designs.

We Carry A Full Selection of Sheetrock, Drywall Joint Compound and Specialty Products 

Robert N. Karpp serves the needs of a variety of commercial and residential customers, including:

  • Contractors
  • Architects
  • Homeowners
  • Remodelers
  • Interior designers

In additional to drywall sheets and compound, our South Boston yard also carries a range of specialty products such as soundproofing gypsum board, glass mat panels and tile backer. We stock these and many other custom items to help you achieve unbeatable noise control, moisture resistance, and durability for all types of building projects. We also offer secure jobsite delivery for your drywall and joint compound orders with our innovative fleet of vehicles, which includes boom trucks, flat beds, and portable forklifts.

Give us a call or visit our South Boston location to get your order started. And while you’re here, take a look at our steel!

Robert N. Karpp – South Boston, MA
480 East 1st St.
South Boston, MA 02127
Phone: 617-269-5880

Need to talk to an expert to help with your next project? Contact Us