Armstrong Drywall Grid is fast and easy to frame for drywall. Our pre-engineered system helps you save time and money compared to traditional track and channel framing. Pre-notched main beams simplify curved drywall installations and help make easy work of complicated drywall designs. HD8906IIC main beam accepts integral Impact Isolation Clips (IIC) to provide up to eight points of IIC improvement.
Dimensions: 144" x 1-1/2" x 1-11/16"
WARNING:Cancer and Reproductive Harm - www.P65Warnings.ca.gov