Mayco Lead-Lined Gypsum Board, also known as leaded drywall, is constructed of a single roll of our own lead sheet meeting federal specification QQ-L-201 F or ASTM B 749-03 for lead that is laminated to fire code (Type X-Ray Shielded Gypsum) gypsum board meeting classification ASTM C 1396. Mayco supplies sheet lead for the lead-lined gypsum board in various thicknesses, depending on the levels of radiation shielding your construction calls for. Most of our lead-lined board is shipped as 5/8 inches thick, although 1/2 inch Gypsum Board is available.
Gypsum Board Sizes: 4 ft X 8 ft, 4 ft X 9 ft, 4 ft x 10 ft, 4 ft x 12 ft
Standard Lead Sheet Thickness: 1/32 in, 3/64 in, 1/16 in, 5/64 in, 3/32 in, 1/8 in
Please contact us directly for UL Certified Submittal Packages.
Custom thicknesses and heights are available upon request.
Lead thickness greater than 1/8” should be on lead-lined plywood.