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4" Deep Heavy Duty Teardrop Blade Formed Steel Backdraft Damper
Formed steel backdraft damper with teardrop blades. Designed for heavy duty airflow applications.

Quick Specs - Non-UL Dampers

Specifier Name(s)400
Product TypesBackdraft Dampers, and Non-UL Dampers
Material OptionsGalvanized Steel
Temperature Rating (°F)180 °F
Blade TypeTear-Drop
Blade ActionParallel
Blade Depth

Variable Blade Depth

Frame Construction4" Deep
Panel Maximum Size(s)W: 48"x H: 72", For Parallel Blade Models
Pressure Drop.67 in. w.g. @ 1000 fpm
Max Static Pressure10 .in w.g. @ 1000 fpm
Maximum Velocity (FPM)2500 fpm

Detailed Specs

*For additional options/configurations see spec sheet or contact the factory.
*This info listed here is For Reference ONLY, Please Refer to the Submittal For Full Product Data

Product Submittal

Product Submittal
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Options & Product Literature

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