S-line

The S-line ultra quiet inline mix flow duct fan from Atmosphere, offers a motor that is speed controllable and has permanently lubricated ball bearings and thermal overload protection. It features a double insulated wall to prevent condensation and reduce noise levels. The rubber duct connection gasket is designed to ensure an airtight connection. The integrated backdraft damper prevents air leakage when the extractor is not operating. www.atmosphere.com