Central Ventilation Systems
Certified Products
Damper
Louver
Fixed Louver With Drainable Blades FL-D-4
![Water Penetration, Air Performance](/assets/resources/public//sealthumbs/Water-Penetration-Air-Perfo1.jpg)
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Model 12" W x 12" H to 120" W x 120" H
Air Movement and Control Association International, Inc.