S&P Series 556 Rear Flanged General Purpose Shutters
The Model 556 is a rear flanged general purpose exhaust shutter. The frame is galvanized steel with mill finish aluminum blades. The blades have a galvanized reinforcement strip across the top of each blade for added strength and counter balancing efficiency. The blades have a felt seal on the leading edge for quiet closing and better protection from the weather. Ideal for use with direct-drive or belt-driven exhaust fans. Recommended for vertical mount exhaust applications only.
FEATURES:
• .037 gauge galvanized steel.
• Tog-L-Loc and tabbed corners provide rigidity and durability.
• 26 gauge 3105 mill finish aluminum blades.
• Maximum recommended velocity is 2,500 FPM
• Temperature: -40 F to 180 F
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