Hart & Cooley 821 Supply Register, Adjustable, Vertical Fin, 100 cfm, 12 Inch Duct Height, 4 Inch Duct Width, 5/32 Inch Mounting Hole, 13-7/8 Inch L x 5-7/8 Inch W x 2 Inch D, Steel, Bright White Enamel
- Horizontal multi-shutter valve
Application: Residential