AIRTEC RCF Large Rough-In Flange 16" O/C Framing - 5 Pack
The AIRTEC DCF support flange is easy to use and will make grille/diffuser installation a snap. The RCF will dramatically increase strength and performance for new construction or remodelling application with 16" on center framing. This flange provides a template for rough-in openings and adds rigidity and strength. The flange has a 3/8" lip requiring drywall installers to cut holes for you.
Hole: 9 3/8" Dia.