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USG Rocklath® Brand Firecode® X Plaster Base Supplier in Upper Darby

Local Supplier of USG Plaster Panels

Serving Bucks, Montgomery, Chester, Delaware, Philadelphia County

Rocklath® Brand Plaster Base Firecode Core panels have a non-combustible gypsum core that is encased in a 100 percent recycled gray face and back paper. The panels are UL classified for fire resistance (type RLX) and feature rounded edges for easy installation.

USG Rocklath® Brand Firecode® X Plaster Base is a rigid, high-suction, fire-resistant gypsum base (when used as a component in a fire-related assembly).


Quickly nails, screws or staples to framing for fast application
Strong, rigid backing for conventional plaster
Provides re protection through its Firecode® Core
Resists lath sag, checking, plaster slide
Unaffected by decay, dry rot, and normal moisture
Provides a long-lasting bond
  • Joint Compound : Blue Lid, Green Lid, Purple Lid
  • Easy Sand- 20 min, 45 min, 90 min
  • Durabond- 20 min, 45 min, 90 min
  • Drywall Tapes- Paper Tape, Mesh tape, Level Line, No Coat 325 & 450, Sure Corner
  • Beads (Plastic and Metal)- Corner Bead, Arch Bead, Tear Away bead, Bullnose Corner Bead, “L” Bead, “J” Bead


  • 4 x 8 x 1/4
  • 4 x 8 x 3/8
  • 4 x 8 x 1/2
  • 4 x 9 x 1/2
  • 4 x 10 x 1/2
  • 4 x 12 x  ½
  • 4 x 8 x ⅝”
  • 4 x 9 x 5/8
  • 4 x 10 x 5/8
  • 4 x 12 x ⅝




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For your convenience, we offer both pickup and delivery to your home or jobsite. No job is too big or too small for us to handle. We have been serving the community for over 70 years and we always make sure to treat our customers like family!


We deliver to Pennsylvania, New Jersey & Delaware locations. Your project not located in these areas? Call us for more info!

Instore Pickup

Looking to buy materials for you next home or work project? Bring your vehicle down to our location and we will help load you up and get you on your way!


Brick, Block, Cement, & Stone Supplies Serving Bucks, Montgomery, Chester, Delaware, Philadelphia County

Our goal is to provide top of the line products both homeowners and professional builders can use for their building projects. That’s why we carry some of the top brands in the industry. We stand behind our products and have ensured that everything we provide is held to the highest standards in terms of quality, as well as price. Our staff is also highly knowledgeable of our brands and product offerings, so if you have any questions, you can always turn to the team here at State Road Builders Supply. We strive to be the go-to source of quality building supplies in the Philadelphia area and surrounding counties.