... system, domestic compressor6 -7.5m2TSZQD16140003132750*1740*200Front Engine,roof unit ,single system, domestic compressor6.6 -7. ... PLM22*2),domestic compressor8m-9m7TSZQD22BL2180004403500*1830*200Front engine,roof unit,double system(WX22*2),domestic compressor8m- ... 10m8TSZQD22B4180004403500*1830*200Front engine,roof unit,double system(PLM22*2),domestic compressor8m- ...