United Metal Products
...• Aluminum and steel construction • Standard 1/2" by 1/2" bird screen • One year warranty Optional Accessories: • Barometric back draft damper • Backdraft damper with motorized actuators • Control damper with quadrant handle • Custom curb height • Custom pitches • Insect screen. See #2.
Safe Air of Illinois - Dampers and Louvers
Air Pressure Psr and Pyr are gauge pressures measured by a manometer or other pressure measuring device connected to a Pitot tube or to pressure taps. Backdraft Damper A backdraft damper is a device which, when mounted in a duct or opening, permits the flow of air in one direction only. It is normally opened by the... See #3.
American Aldes Ventilation Corporation
...range exhaust,
kitchen exhaust, hood liner, remote fan, roof fan, wall fan, multi-port fan, airflow balance,
constant airflow regulator, humidity control, dehumidifier, backdraft damper, zone damper,
motorized damper, balancing grilles. See #4.
productdetail
...? Grease Fittings ? Wired, Assorted or Heavy Duty Disconnects ? Belt Guard ? Motor Cover ? Inlet/Outlet Guard ? Hanging Spring Isolators ? Hanging Rubber in Shear Isolators ? Backdraft Damper ? Insulated Housing ? Speed Controls. See #5.
Experience Aire Superiority - Metal*Aire
...Penn, Penn Ventilator, ACME, Titus, Krueger, J&J, Nortec, Herrmidifier,
Armstrong, DGH, Carel, Carnes, ETI, Anemostat, SEMCO, L.J. Wing, terminal unit, fan powered unit, slot diffuser, backdraft damper, supply fan, exhaust fan, AMCA. See #6.
Wonder Metals Online Catalog - HD-ALD3 Backdraft Damper
• FIXED STEEL • FIXED ACCOUSTICAL • ADJUSTABLE • FIXED ALUMINUM • PENTHOUSES • CONTROL DAMPERS • RELIEF DAMPERS HD-ALD3.dwg RD-290 RD-290C RD-290CWT RD-426 RD-626 FBD • INSTALLATIONS ORDER CD-ROM Print this... See #7.
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