Round, Single Blade Stainless Steel Damper
The model A80 true round damper is manufactured using 16 gauge stainless steel. The frame is roll formed with two beads which adds rigidity to the frame and acts as a stop for the attached ductwork. This damper is designed to tightly close when the blade contacts the ¼" neoprene seal that is attached to the damper frame.
Designed to operate at a maximum differential pressure of 4" w.g.
Minimum Diameter: 4"
Maximum Diameter: 36"*
Frame Depth: 7½"
Frame Material:        16 Ga. Stainless Steel
Blade Type: Single Blade
Blade Material:         16 Ga. Stainless Steel
Blade Action: Single Blade
Blade Seals: ¼" Closed Cell Neoprene
Temperature Range: -35°F to 180°F
Shaft: ½" Diameter Stainless Steel
Control Rod: Stainless Steel
Bearings: Flange Bronze Oilite
Finish:            No. 28 Type 304 Stainless Steel
Max Static Pressure: 4" W.G.

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