... 'T MISS:We can design and supply Roof mounted bus air conditioner up to your requirement with our own R ... roof unit,double system(WX22*2),domestic compressor,8m - 9m(for low temperature region)6TSZQD22B3180004403500*1830*200Rear engine,roof unit,double ... single system,with Bitzer compressor(4NFCY) , fresh air new concept A/C,imported fan 11m -12m21TSZYD33/3528000/ 300006473580*1950*200Rear engine,single ...