Roof-mount damper is manufactured from 19 ga galvanized steel frame 2 in deep with 1 in flange. For quiet operation aluminum blades have felted edges. Pre-punched conduit hole knock-out.
fantech® Damper, 19 ga, Aluminum/Steel, Galvanized, Roof Mounting, Square, 12 in Length, 12 in Width
| Finish | : | Galvanized |
| Gauge | : | 19 ga |
| Length | : | 12 in |
| Material | : | Aluminum/Steel |
| Mounting Type | : | Roof |
| Shape | : | Square |
| Width | : | 12 in |
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fantech® 5ACC12RD