These register boxes are used primarily for return air. The size indicates the register/grille size and you determine the flex duct size and location.
Part # | Description | A | B | C |
---|---|---|---|---|
35-1414-35 | Return Register Box | 14" | 04" | 04" |
35-1616-35 | Return Register Box | 16" | 16" | 04" |
35-1818-35 | Return Register Box | 18" | 18" | 04" |
35-2020-35 | Return Register Box | 20" | 20" | 04" |
35-2424-35 | Return Register Box | 24" | 24" | 04" |