Ostberg 10" Galvanized Steel Back Draft Damper with Spring-Loaded Vanes of Aluminum from the RSK Series
The RSK series of circular back draft shutters are an excellent addition to any fan/duct set up. These sturdy shutters will prevent air from flowing in the wrong way down your duct into your home or building.
Ostberg is one of the leading manufacturers of in-line duct fans with its head office and manufacturing facility based in Avesta Sweden. All CA Ostberg fans are manufactured from the best quality components and prior to dispatch every fan is tested and the results are computer stored for future reference. Ostberg is a company you can rely on today and in the future.
Constructed of Galvanized Steel with Spring-loaded Vanes of Aluminum
For Fitting in Circular Ducts
Can be Fitted in Any Position
Available in Several Sizes to Best Suit Your Needs
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Installation Resource Center
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Free Ground Shipping on Orders Over $49 *
Standard ground shipping transit time is 5-7 business days.
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