12 ft. x 1-1/2 in. Heavy-Duty Fire-Rated Drywall Grid Main Runner, Unfinished, DWS12-13-20 (16 Pack) | CGCDWS12-13-20

CertainTeed's Heavy-Duty FR Drywall Grid Main Runner has heavy duty load-bearing capabilities and utilizes hot-dipped galvanized construction for superior corrosion resistance.

• Knurled face for easier screw installation
• Heavy duty load-bearing capabilities
• Double web design for durability and strength
• G40 galvanized steel fabrication
• Fire rated