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Wallboard Products

The area's largest in-stock selection.

We have the most comprehensive selection of gypsum wallboard in our service area.

Need a quote? Talk to an expert.

Contact Us

Capitol Building Supply continually provides innovative solutions for the wallboard category for types I-V construction applications. Our extensive product inventory offers a wide range of standard wallboard, glass-mat panels and specialty products including:

  • Regular & Type X wallboard
  • Fire-rated wallboard
  • Non-paper faced wallboard
  • Moisture and mold resistant wallboard
  • Impact resistant wallboard
  • Tilebacker
  • Shaft wall liner

Our wallboards are offered in 3/4 and 1 inch sizes. We also offer wallboards in tapered and beveled finishes for easy installation.

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

Experienced and helpful customer service representatives are standing by ready to help.
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About Us

Teaming up with the top brands in the industry, we have one simple pledge: to get the right products into our customers' hands as quickly and safely as possible.

Our Services

Capitol Building Supply carries a full range of commercial and residential construction supplies, and our crews are fully trained to deliver to all sites.

Our Locations

Our delivery fleet is dispatched from 19 locations including two yards in Delaware (Dover, Selbyville), eight yards in Maryland (Baltimore, Beltsville, Bladensburg, Forestville, Frederick, Gaithersburg, Hagerstown, Upper Marlboro), one yard in New Jersey (Camden), one yard in Pennsylvania (Harrisburg), six yards in Virginia (Manassas, Marshall, Springfield, Stafford, Vienna, Winchester), and one yard in Washington, D.C.

Contact Us

For more information about how to contact us, visit our Find a Yard page. Or, click the Contact Us tab to send us an email.