Specifications

The SCD-RD-LL dampers have been tested to AMCA Standard 500-D with the following results:      
AT 1.0" w.g.AT 2.5" w.g.AT 4.0" w.g.       
LEAKAGE (cfm/SQ FT)1.01.54.0       
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
           
         20640