USG Sheetrock® Brand UltraLight Gypsum Base Imperial®

USG Sheetrock® Brand UltraLight Gypsum Base Imperial® panels are the lightest ½-inch gypsum base for veneer plaster available.

USG Sheetrock® Brand UltraLight Gypsum Base Imperial® panels have a distinctive blue face paper that is engineered specifically for the direct application of veneer plasters. The special multi-layered laminated face paper controls water absorption, provides maximum plaster bond and resists sag.

Customer Service Center
1-800-950-3839
7 a.m. - 6 p.m. CT, Mon - Fri

USG4YOU Tech Support
1-800-USG4YOU (1-800-874-4968)
7:30 a.m. - 4 p.m. CT, Mon - Fri

Email USG Technical Support

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features and benefits

USG Sheetrock® Brand UltraLight Gypsum Base Imperial® is the lightest ½-inch gypsum base for veneer plasters available.

  • Easier to lift, carry and install
  • Special multi-layered laminated face paper to control water absorption, provide maximum plaster bond and resist sag
  • Designed for direct or resilient attachment to wood or steel framing
  • USG Sheetrock® UltraLight Gypsum Base Imperial complies with ASTM C1396
  • Per ASTM E136, noncombustible gypsum core
  • Per ASTM E84, flame spread is 0; smoke developed is 0
  • Low VOC Emissions Classification, CHPS compliant

Customer Service Center
1-800-950-3839
7 a.m. - 6 p.m. CT, Mon - Fri

USG4YOU Tech Support
1-800-USG4YOU (1-800-874-4968)
7:30 a.m. - 4 p.m. CT, Mon - Fri

Email USG Technical Support

Design & Specification
Assistance
Find your local architectural representative