8"W x 12"H

Item No:	Nominal Size	Size (Duct Opening)	Model	Slots	Neck Size	Actual Size	Material	Outer Dimensions	Color	Bulk Pricing						Order
Item No:	Nominal Size	Size (Duct Opening)	Model	Slots	Neck Size	Actual Size	Material	Outer Dimensions	Color	1	2-10	11-20	21-49	50+	100+	Order
510102-18		8"W x 12"H					Steel	9-3/4"W X 13-3/4"H	Brown	$40.89	$36.81	$35.58	$34.35	$32.72		Quantity for 8"x12" Brown Steel Return Air Floor Grille, Walkable Heavy-Duty Fixed-Blade Vent Cover
510102-24		8"W x 12"H					Steel	9-3/4"W X 13-3/4"H	White	$28.09	$25.29	$24.44	$23.60	$22.48		Quantity for 8"x12" White Steel Return Air Floor Grille, Walkable Heavy-Duty Fixed-Blade Vent Cover

Let's get the fit right the first time