4"W x 8"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
510101-28		4"W x 8"H					Steel	5-3/4"W X 9-3/4"H	Black	$8.79	$7.48	$7.04	$6.60	$6.16		Quantity for 4"x8" Black Steel Floor Register, Walkable Heavy-Duty Louvered Vent Cover with Damper
510101-33		4"W x 8"H					Steel	5-3/4"W X 9-3/4"H	White	$8.39	$7.98	$7.72	$7.47	$7.14		Quantity for 4"x8" White Steel Floor Register, Walkable Heavy-Duty Louvered Vent Cover with Damper
510101-29		4"W x 8"H					Steel	5-1/2"W X 9-3/4"H	Brown	$6.89	$5.86	$5.52	$5.17	$4.83		Quantity for 4"x8" Brown Steel Floor Register, Walkable Heavy-Duty Louvered Vent Cover with Damper

Let's get the fit right the first time