DetailsR-6 Metal Top Register Box with Collar
1" perimeter flange provided for easy installation.
Design includes 1/2" drywall lip and rounded corners for added safety.
Opening 1/4" oversized to accommodate register/grille.
Dual Bead design for added strength.
Black diffuser board coated with EPA registered anti-microbial protective acrylic agent along air stream side.
Collar installed with expansion lock and then sealed air tight with hot melt glue.
R-6 Metal Top Box Models:
R6MTB: R-6 metal-top register box with collar.
R6BC: R-6 unflanged metal-top register box with collar.
R6MTBG: R-6 fiberglass-top register box with collar and gasket.
R6MTBGS: R-6 fiberglass-top register box, sealed with collar and gasket.
Available in R-4 value (R4MTB/R4BC).
California residents: see Proposition 65 Warning
Weight 2.16 Pounds (Lb) Width 10.5 Inches (In) Height 6.5 Inches (In) Country of Origin USA Length 7.5 Inches (In) Brand Miami Tech R-Value R6 Flanged Yes Galvanized Yes Adjustable No Color Silver Composition Steel, Fiberglass Finish Yes Gauge 30 GA Insulated Yes Size 8" x 4"