RectorSeal Airtec Ceiling Support Flange, Rough-In, 25-5/8 inch length x 12 inch width x 3/8 inch H
Model RCF designed for new construction. Or RCF flanges can be fastened to rough framing. It has a 3/8 inch lip that drops below the ceiling, requiring dry wall installers to cut the hole for you. RCF flanges are available for both 16 inch and 24 inch on center framing.