DIV 23 · HVACDAMPERSCUT SHEET INDEXED

Greenheckbr-10, br-11, br-12 relief damperbr-10

Greenheck Barometric Relief Damper (BR-10 Series). Model BR-10, BR-11, BR-12. Eccentrically pivoted backdraft damper for low velocity systems; On-blade counterweights for fine-tuned start-to-open operation; Ball bearings minimize friction; Maximum temperature rating 180°F (82°C). material: Galvanized Steel Frame, Aluminum Blade

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PDFbr-10.pdfData sheet
Greenheck br-10 cut sheet — first page
Official manufacturer data sheetOpen PDF ↗
Manufacturer
Greenheck
Catalog no.
br-10
Product type
Dampers
MasterFormat
23
Cut sheet
PDF · manufacturer current

Product details

Catalog numberbr-10
DescriptionGreenheck Barometric Relief Damper (BR-10 Series). Model BR-10, BR-11, BR-12. Eccentrically pivoted backdraft damper for low velocity systems; On-blade counterweights for fine-tuned start-to-open operation; Ball bearings minimize friction; Maximum temperature rating 180°F (82°C). material: Galvanized Steel Frame, Aluminum Blade
Connection size8x6 in. to 96x148 in. (203x152 mm to 2438x3759 mm)
End connectionNo Flange (BR-10), Flange on Discharge (BR-11), Flange on Intake (BR-12)
Pressure RatingBack Pressure 2.0 in. wg (0.5 kPa), Start-to-Open 0.05 in. wg (0.01 kPa)
Flow Rate2,000 fpm (1
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