Item: 183700

Sheetrock® Brand Gypsum Base Imperial®, Firecode® X

5/8 inch Type X rigid base for non- and fire-rated gypsum veneer plaster systems.

Available Product Options

Thickness: 5/8 inch


A large size, rigid base for fire-rated gypsum veneer plaster systems. Sheetrock® Brand Gypsum Base Imperial®, Firecode® X panels are designed for direct or resilient attachments to wood and steel framing.

Main Features

Sheetrock® Brand Gypsum Base Imperial®, Firecode® X combines the advantages of regular Sheetrock® Brand Gypsum Base Imperial® with additional resistance to fire when used as a component in a fire-related assembly. Sheetrock® Brand Gypsum Base Imperial®, Firecode® X, is 5/8-inch thick and provides Type X fire-resistance performance.

  • Large enough to be installed like drywall
  • Rigid base for the economical application of veneer plasters
  • Distinctive blue face paper specifically designed for veneer plaster applications
  • 4-feet wide and 5/8-inch thick — vailable in lengths from 8- to 14-feet
  • UL-Classified (Type IP-X1) for use in UL fire-resistant system


  • Administrative Offices
  • Auditoriums and Gymnasiums
  • Bars Restaurants and Dining Areas
  • Cafeterias
  • Classrooms
  • Convention and Meeting Rooms
  • Corridors and Hallways
  • Department Stores and Boutiques
  • Dormitories
  • Executive Areas, Conference Areas and Board Rooms
  • Galleries and Exhibit Spaces
  • Grocery Stores
  • Guest Rooms and Suites
  • Health and Fitness
  • Lobbies and Reception Areas
  • Mall Interior Spaces
  • Mechanical Rooms
  • Media Centers, Music Rooms and Libraries
  • Multi-Family Residential and Condos
  • Nurseries and Birthing Rooms
  • Open Plan Offices
  • Patient Rooms
  • Single-Family Residential
  • Stairways and Elevator Shafts
  • Theatres
  • Traditional Offices


Submittal Sheet PDF 717 KB


  • Anti Mold & Mildew Resistance No
  • Fire Resistance
    • Fire Rating Firecode
  • Thermal Resistance No


  • GREENGUARD Certification Yes

Physical Data

  • Thickness (in.) 5/8
  • Edge Tapered Edge
  • Panel Size 4' x 6-16'

Documents & Files

Submittal Sheets & Specifications

White Papers

Catalogs & Brochures

Design Files

Installation & Technical Manuals

SDS, Certifications & Reports