CFM.30 CH-4 CFM.30 SH-4 CFM.30 SH-4-CLEAN CFM.40 CH-5 CFM.40 P-M5X12 CFM.40 P-M5X12-CH-5 CFM.40 SH-5 CFM.50 CH-6 CFM.50 P-M6X12-CH-6 CFM.50 P-M6X12-SH-6