Your browser is not supported. For the best experience, you should upgrade to a modern browser with improved speed and security.

Rectorseal® - 81901 - MV360S 6" Round Grille/Damper/Box with 4, 5, 6" Collar

Item: MV360S
MFR: 81901

Store Inventory

Sign in to see real-time inventory at the stores closest to you.
What’s the price?
Sign in for pricing.

About This Product

Product Info


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.

  • One Man Installation in 3-4 Minutes
  • No special tools needed to adjust damper or change collar size.
  • No Condensation
  • Better Airflow
  • Less Noise
  • Scratch Resistant
  • No visible seams on corners
  • Paintable Faceplate
  • No Rusting
  • Butterfly damper can't be over opened
  • Suitable for dropped ceilings
  • No assembly required


Weight0.92 Pounds (lbs)
Width9.5 Inches (In)
Height8 Inches (In)
Country of OriginUSA
Length9.5 Inches (In)
ApplicationA unique plastic ceiling diffuser which incorporates an integral ceiling box. Intended for residential and light commercial applications, these products are currently available in 8"x 8" rectangular (Model MV-2, 3, 4 ) and 8" diameter (Model MV-360) only.
Collar Size6"
CompositionHigh Impact Polymers
Damper TypeButterfly
FeaturesFast and easy installation, virtually airtight damper, stepped collar for various duct sizes
Fin Degree45°
Fin Spacing1 3/8"
Prop 65No
Size6" x 6"
TypeSidewall and Ceiling
UL ListedNO


Equipment Part List