SJ4020 SIZE: 40.5×40.5×19.5 Max Airflow: 2.72~4.8CFM	SJ1232 SIZE: 120×120×32 Max Airflow: 29~32CFM
SJ9733 SIZE: 97×94×33 Max Airflow: 23~37.5CFM	SJ7530 SIZE: 75×75×30 Max Airflow: 13~16CFM
SJ6028 SIZE: 57.5×56.5×28 Max Airflow: 8.58~12.35CFM	SJ6015 SIZE: 60×60×15 Max Airflow: 3.55~4.45CFM
SJ5015 SIZE: 50×50×15 Max Airflow: 5.5~7.5CFM	SJ5020 SIZE: 50×50×20 Max Airflow: 3.04~5.83CFM