Pottorff's new EFD-445-PH expands our penthouse line with a model that will help resist non-wind-driven rain. It is ideally suited for use in intake and exhaust applications and serves as a gravity ventilator, fan discharge cap, fresh air intake cap, sight shield or pressure relief ventilator.
Free Area: 8.1 ft2
Free Area Velocity: 1026 fpm
Pressure Loss: 0.16 in.wg.View EFD-445-PH Catalog Page
The Slot Diffuser Mounted Controller allows for easy mounting of the RCS-10 and RCS-10R, reducing the labor needed to install these dampers when used with slot diffuser applications. Can be easily adjusted using a 7/32” socket or the optional RCS-15R adjustment tool.
Field supplied steel plenums can now be used with our CFD-521-NP for duct connections in wood truss floor/ceiling and roof/ceiling assemblies where fiberglass insulated plenums are not allowed.
Pottorff has signed a definitive agreement to sell its Noise Control products division (with the exception of acoustical louvers), and the Dynasonics brand name, to Metal Form Manufacturing Company, Inc. (Metal Form). This move will provide additional resources and capacity to support Pottorff’s robust louver and damper growth and reinforce our commitment to be the easiest to do business with. Pottorff will continue to accept Noise Control product orders thru December 24, 2019 for shipment no later than January 23, 2020. All Noise Control product orders received after December 24, 2019 will be forwarded to Metal Form for their review and reassignment under the Dynasonics brand.
Pottorff is pleased to announce a field supplied steel plenum for our CFD-521-NP ceiling radiation damper. These can now ne used for duct connections in wood truss floor/ceiling and roof/ceiling assemblies where fiberglass insulated plenums are not allowed.Installation Instructions
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