RectorSeal 81903

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.

RectorSeal® Fortress, Airtec Classic Ceiling Diffuser with Exhaust Grille, MV3S Model, 6 x 6 in Size, 3-Way Deflection, 200 cu-ft/min, 4, 5, 6 in Opening Duct, 8-3/4 in W, 7-1/4 in H, 7-1/4 in Hole Dia, 1-1/4 in Ceiling Thickness, Polymer, Smooth Glossy, White

• 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
• 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
• No special tools needed to adjust damper or change collar size
• No condensation, better airflow, less noise
• Scratch-resistant, no visible seams on corner, dishwasher safe, paintable faceplate
• No rusting, butterfly damper can't be over opened
• Stepped Collar accommodates 4, 5, 6 in ducting

• Catalog https://assets.unilogcorp.com/267/ITEM/DOC/RectorSeal_81908_Catalog.pdf
• Full Engineering Drawing https://assets.unilogcorp.com/267/ITEM/DOC/RectorSeal_81903_Full_Engineering_Drawing.pdf
• Instruction/Installation Manual https://assets.unilogcorp.com/267/ITEM/DOC/RectorSeal_81901_Manual.pdf
• Specification Sheet https://assets.unilogcorp.com/267/ITEM/DOC/RectorSeal_81919_Specification_Sheet.pdf