Transcription of DAMPERS - Arrow United Industries
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DAMPERS - Arrow United Industries
DAMPERSFOR COMMERCIAL& INDUSTRIAL APPLICATIONSIN HEATING, VENTILATING & AIR CONDITIONINGPUB. NO. 732-3 The most widely used DAMPERS in commercial HVAC applicationsControl DAMPERS - Extruded AluminumARROW-FOIL DAMPERM odel AFD-20 For opposed or parallel blade operationImproved construction makes for outstandingperformance. Air leakage is exceptionally drop is extremely efficient. Recent testsconducted by an AMCA registered laboratory showair leakage less than 6 cfm per sq. ft. at 4" wg forthe entire range of product sizes. For detailedperformance data on the Model AFD-20, send forBrochure Arrow -Foil blades for minimum resistance. 6"shaft spacing. Overlapping blades with extruded siliconerubber seals at blade edges for tight closing over awide range of temperatures. Compressible stainless steel jamb seals for tightshut-off.
For general air control Round Dampers ARROW UNITED 5 Multi-Bladed: For Round and Oval Ducts Transition Dampers Model 70-Galvanized steel, 16 ga. frame and blade. Model 75-Aluminum, 12 ga. frame and blade. Model 80-Stainless steel (304), 16 ga. frame and blade.
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