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Mayco Industries offers UL Certified Lead Lined Gypsum Board.  UL requirements must be requested at time of quote.  Please contact us directly at for UL Certified Submittal Packages.


Mayco Industries, Inc. lead lined gypsum board is furnished in 5/8” and 3/4” fire code (Type X-Ray Shielded Gypsum) gypsum board meeting classification ASTM C 1396 with pure lead sheet meeting federal specification QQ-L-201 F or ASTM B 749-03 for Lead and Lead Alloy Sheet, Strip and Plate products – see NCRP Reports #33, #39, #45, #147 and #151.

UL Certification

The lead lined gypsum board (Type X-Ray Shielded Gypsum) is Underwriters Laboratories® Classified for Fire Resistance (see U.L. Fire Resistance Directory) as tested by UL in accordance with the standard fire tests of building construction and materials per ANSI/UL 263.


The lead lined drywall is manufactured to make a complete component system.

Mayco operates three manufacturing plants and
five distributions centers in all regions of the United States.

We have an experienced workforce with a strong safety record
ready to help you.