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eXP Shaftliner

Unique ref.: national-gypsum-013
Brand: National Gypsum
Product family: Gypsum Board Fixed Partitions
Product group: Gold Bond®
Date of publishing: 2017-01-20
Edition number: 1
Type: Object (single object)
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Gold Bond® BRAND eXP® Extended Exposure Shaftliner panels are used in construction of lightweight fire barriers for cavity shafts and area separation fire walls in multifamily housing. The panels are key components in the I-Stud, C-T Stud and C-H Stud Cavity Shaftwall Systems and the H-Stud Area Separation Fire Wall Systems.
The Shaftliner is encased with a coated fiberglass mat with National Gypsum's original PURPLE™ color which provides superior weather resistance capabilities.
1” eXP Extended Exposure Shaftliner features a Type X core that provides additional fire resistance when used in tested assemblies.

  • Will withstand up to 12 months of exposure to typical weather conditions, subject to terms, conditions and exclusions of National Gypsum’s Limited Warranties.
  • Enhanced mold resistance per ASTM D 3273 (10).
  • eXP Shaftliner features a fire resistant Type X core and is UL Classified and approved for inclusion in specific UL fire-rated assemblies.
  • Lightweight, cost-efficient material.
  • eXP Shaftliner is easily cut for quick installation.

Available Products
  • 1” Fire Shield – Type X

LEED Documentation
Visit the Green Product Score (GPS) for LEED documents for National Gypsum products.

Material main: Gypsum
Material secondary:
Designed in: United States
Manufactured in: United States

BIMobject Category: Construction Materials - Gypsum / Fiber / Drywall
CSI MasterFormat 2014 Code: 09 20 00
CSI MasterFormat 2014 Title: Plaster and Gypsum Board
OmniClass Number: 23-13 13 11 19
OmniClass Title: Gypsum
This product is available in:
North America
  • United States

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Name Value

National Gypsum


Name Value
LEED Documentation Link <a href="" target="_blank">Green Product Score</a>
Thickness 1"
Material Gypsum Panel