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Ships within 48 hours · Estimated delivery Aug 9 - Aug 14
Allows for 2-way airflow
Submittal and Performance Data
blades prevent metal on metal rattle Countersunk mounting holes with color matching Phillips Pozidriv screws Rust-resistant pre-coat with durable powder finish Soft White Options Screwdriver operated Opposed Blade Damper 2" ADC compliant square to round collar with a bead for ease of installation Heavy Duty Construction MRI Compatible Insect Screen Fractional
Fan shaped 1/2" spaced louvers
22 gauge butterfly style galvanized steel blades
Parallel Volume Damper Low Leak 3000PLL-72X72 Smoke-Fire Damper Allows for 2-way airflowh3. Standard Features * 16 gauge galvanized channel frame * Parallel blades are cee stiffened 16 gauge galvanized for strength and stability * Blades pivot on non metallic celcon bushings * 1 2" square zinc plated steel pivot pins * 1 2" square zinc plated steel adjustable operating shaft extending up to 4" beyond the air control frame * Single blades on dampers with a height of 12" or less * Mill finish h3. Options * 3000 PLL Low Leak Air Control
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