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The CD60SS Damper by Ruskin
The CD60SS damper is AMCAcertified for Class IA leakage resistance (three cubic feet per minute at one-inch water gauge), which meets the requirements of the International Energy Conservation Code (IECC). Constructed from 304-grade stainless steel and designed for high performance in HVAC systems with velocity and pressures up to 4,000 feet per minute (fpm) velocity and 8-inch water gauge pressures.