• Provide maximum convenience and timesaving as they are designed for easy installation by one man only working from below the ceiling Less restriction in airstream Aerodynamic leading edges High effective free area Plastic gives higher R value Same color throughout One-piece heat-resistant face plate, available with 2, 3 or 4 way blow 1-size takes 6, 7 or 8 in flexible or rigid duct Damper adjusts through face with flat blade screw driver Easy tear off tab to increase collar size Integral ceiling clamps facilitate installation and eliminate gaps No metal parts except screws Screw heads are zinc-plated and powder-coated for maximum durability Damper mechanism incorporates anti-strip feature 1-1/4 in Thick maximum ceiling 9-1/4 in Dia required hole Includes strap and integral damper 0.33 AK factor Carton contents: round diffuser, round damper handle, (1) strap

Model MV ceiling diffuser line is a snap to install in any ceiling. Quick tear off bands allow for easy size changes and our swinging clips will fasten the assembly into the ceiling in seconds. Made from high impact polymers and featuring a virtually airtight damper for winter shut off and/or volume control makes them a great fit in any application.