- Country of Origin:
- United States
- Item:
- 12dia GSteel Manual Control Dampr"
- Includes:
- Actuator Bracket
- Blade Material:
- Galvanized Steel
- For Use In:
- Low to Medium Pressure and Velocity Systems
- Frame Depth:
- 8 1/4 in
- Seals:
- Silicone
- Axle Dia.:
- 1/2 in
- Damper Dia.:
- 11 7/8 in
- Frame Material:
- Steel
- Damper Shape:
- Round
- Damper Item:
- Volume Control Damper
- Max. Temp.:
- 180 Degrees F
- Bearings:
- Stainless Steel
- Max. Velocity:
- 3,000 fpm
- Pressure Differential Max.:
- 4 in wg
- Axle:
- Plated Steel
- Duct Dia.:
- 12 in
- Blade Type:
- Butterfly
- Maximum Pressure:
- 4 in wc
- Closure Pressure Rating:
- 4 in wc
- Overall Height:
- Not Applicable
- For Nominal Duct Diameter:
- 12 in
- Flange Width:
- Not Applicable
- Pressure Drop @ 1000 fpm (AMCA 5.2):
- 0.06 in wg
- Airflow Direction:
- Horizontal; Vertical
- For Duct Shape:
- Round
- Overall Length:
- 14 in
- Rough Opening Width:
- 12 in
- Overall Diameter:
- 11 7/8 in
- Flange Type:
- Not Applicable
- Maximum Air Velocity:
- 3000 fpm
- Closure Type:
- Motorized
- Blade Material Thickness:
- 14 ga
- Damper Application:
- Control
- Blade Seal Material:
- Silicone
- Mounting Position:
- Horizontal
- Switch Action:
- Normally Open
- Maximum Ambient Temperature:
- 250 Degrees F
- Fits Fan Diameter:
- Not Applicable
- Single Acting/Double Acting:
- Not Applicable
- Bearing Material:
- Stainless Steel
- Closure Velocity Rating:
- 3,000 fpm
- Rough Opening Length:
- Not Applicable
- Rough Opening Diameter:
- 12 in
- Frame Material Thickness:
- 20 ga
- Seal Material:
- Not Applicable
- Rough Opening Shape:
- Round
- ACMA Leakage Class:
- 1
- Mounting Style:
- Not Applicable
- For Fuel Type:
- Not Applicable
- Frame Less Flange:
- 113 sq in
- Counterbalanced:
- Not Applicable
- Overall Width:
- Not Applicable
- Connection Type:
- Not Applicable
- Axle Material:
- Plated Steel
- Number of Panels:
- 1
- Damper Type:
- Not Applicable
- Blade Orientation:
- Not Applicable
- Package Quantity:
- 1