Buy now and get the 4" x 18" Opposed Blade Damper (Aluminum) (Shoemaker OBD-4X18) here at PlumbersStock.com. Some of the features include nylon bushings on adjustable blades that prevent metal on metal rattle, complete shut-off in closed position, it effectively controls airflow, and offers a mill finish. Zone off your commercial HVAC installations with an opposed blade damper. This damper will effectively controls airflow without disrupting air patterns. Shoemaker is known for engineering innovation and practical solutions.
|Product:||Vents and Terminations|
|Use:||Heating and A/C|
|Ducting and Venting|