Available in R-4, R-6, or R-8 fiberglass.
Design includes 1/2" drywall lip and rounded corners for added safety.
Opening 1/2" oversized to accommodate return-air grille.
Dual Bead box design for added strength.
Available in 8" or 36" tall models.
Fiberglass ductboard coated with EPA registered anti-microbial protective acrylic agent along air stream side.
FGRAB8: Flanged all-fiberglass return-air box 8" tall.
FGRAB36: Flanged all-fiberglass return-air box 36" tall.
FGRABU8: Unflanged all-fiberglass return-air register box 8" tall.
FGRABU36: Unflanged all-fiberglass return-air register box 36" tall.
Part No. | Size (W x H x D) | Quantity |
---|---|---|
R6FGRAB202008T | 20" x 20" x 8" | 1 |
R6FGRAB241808T | 24" x 18" x 8" | 1 |
R6FGRAB242408T | 24" x 24" x 8" | 1 |
R6FGRAB301808T | 30" x 18" x 8" | 1 |
Part No. | Size (W x H x D) | Quantity |
---|---|---|
R6FGRAB241836 | 24" x 18" x 36" | 1 |
R6FGRAB301836 | 30" x 18" x 36" | 1 |
R6FGRAB361836 | 36" x 18" x 36" | 1 |