,Model##OTHER##,A Grille Width##LENGTH##INCHES,B Grille Height##LENGTH##INCHES,E1 Duct Width##LENGTH##INCHES,E2 Duct Height##LENGTH##INCHES,G Box Size Overall##LENGTH##INCHES,H Box Height##LENGTH##INCHES,Min Flow##HVAC_AIR_FLOW##CUBIC_FEET_PER_MINUTE,Max Flow##HVAC_AIR_FLOW##CUBIC_FEET_PER_MINUTE
18x18 900CFM to 4500 CFM,DBD-66 - 6 SIDED DROP BOX DIFFUSER,18,8,18,18,40,12,900,4500
20x12 4000CFM to 7500 CFM,DBD-66 - 6 SIDED DROP BOX DIFFUSER,20,12,26,26,44,16,4000,7500
26x12 6000CFM to 10000 CFM,DBD-66 - 6 SIDED DROP BOX DIFFUSER,26,12,30,30,54,16,6000,10000
32x15 9500CFM to 15000 CFM,DBD-66 - 6 SIDED DROP BOX DIFFUSER,32,15,36,36,64,19,9500,15000
33x20 13000CFM to 21000 CFM,DBD-66 - 6 SIDED DROP BOX DIFFUSER,33,20,42,42,66,24,13000,21000
39x22 18000CFM to 28000 CFM,DBD-66 - 6 SIDED DROP BOX DIFFUSER,39,22,48,48,77,26,18000,28000
45x24 23000CFM to 35000 CFM,DBD-66 - 6 SIDED DROP BOX DIFFUSER,45,24,54,54,87,28,23000,35000
45x30 30000CFM to 45000 CFM,DBD-66 - 6 SIDED DROP BOX DIFFUSER,45,30,60,60,87,34,30000,45000
48x38 40000CFM to 60000 CFM,DBD-66 - 6 SIDED DROP BOX DIFFUSER,48,38,65,65,93,42,40000,60000
