Arrow Logo


4" Deep Single Thickness Blade Steel Control Damper
Parallel or opposed single thickness blade steel control damper with face linkage.

Quick Specs - Non-UL Dampers

Specifier Name(s)1770
Product TypesControl Dampers, Balancing Dampers, and Non-UL Dampers
Material OptionsGalvanized Steel
Temperature Rating (°F)-40 °F to 180 °F
Blade TypeSingle Thickness Blade
Blade ActionParallel / Opposed
Blade Depth


Frame Construction4" Deep
Panel Maximum Size(s)W: 48"x H: 96", For Parallel Blade Models
W: 48"x H: 96", For Opposed Blade Models
Pressure Drop.037 in. w.g. @ 1000 fpm
Max Static Pressure4 .in w.g. @ 1000 fpm
Maximum Velocity (FPM)2000 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
View / Download

Options & Product Literature

Quick Links

Other 1770 Literature

Are you looking for a

Sales Representative?

Find your local sales office right now!