... equipment 1) Having good fogging effect 2) Professional spraying gun 3) Easy-operated 4) Easy-moving DF-II Type Polyurethane ... pneumatic motor adopts the latest mode of pneumatic reversing. Compared with electric reversing, it is more stable, durable and has ... x 1100mmStandard: one main engine, two feed pumps, one spray gun, 15-meter insulation pipeApplications: polyurethane wall, roof, cold storage, ...