Shoemaker Manufacturing 850-0-8X4 850-8X4 Step Down Diffuser (8 x 4 in)

Product Description

The SHOEMAKER MANUFACTURING 850-0-8X4 850-8X4 step down diffuser from the 850 series measures 8 x 4 inches. Constructed from steel with a powder-coated finish, it features 1/3 inch grille spacing and 2-way deflection. It delivers 322 cfm at 1200 fpm across an area of 0.268 sq-ft.

• Two-way register with stiffened 1/2 in fan-shaped louvers for silent operation
• Lever operated multi-shutter damper
• All component parts, rivets, linkage and handle are enclosed in the valve for trouble-free operations

Product Highlights

Durable steel construction with rust-resistant pre-coat and powder finish. Features countersunk-mounting holes for flush appearance.

Product Information

Standard Information

• Brand: SHOEMAKER MANUFACTURING
• Manufacturer Part Number: 850-0-8X4

Technical Specifications

• Series: 850
• Size: 8 x 4 in
• Grille Spacing: 1/3 in
• Deflection Type: 2-Way
• CFM Rating: 322 cfm at 1200 fpm
• Area: 0.268 sq-ft
• Material: Steel
• Finish: Powder-Coated