Fantech PBV6 7" Ceiling Grille and Housing; uses 6" Duct
All models UL Listed for Wet Locations PBV6 Ceiling Grille Includes Ceiling Grille, Grille Housing with Damper and Four Hanger Bars. Fits Between 2x8 Construction Feature and Specification Improved Airtight Design Longer Quick-Connect Duct Collar Hanger Bars Extend to 24" OC Set Screw Locks Hanger Bars in Position Key Hole Mounting Slots UL " Wet Location" Rating IC " Insulation Contact" Rating Duct Size: 6"