Made from 25 gauge steel RC2 is one of the most effective, low-cost methods of reducing sound transmission through wood and steel framed walls and ceilings. Improves STC up to 9 or more STC when installed as part of a wall assembly. Pre-cut to 4.5 ft for easy handling and install. Price is for 20 - 4ft 6inch long hat channels. A total of 90ft in this bundle.
