... copper evaporator Dia.7mm,7.94mm,9mm,9.52mm,10mm,etc fin:louver,flat,corrugated fin copper tube:smooth or bare tube copper ... foil fin anti-frosting. evaporator features:1.material :copper , aluminum2.aluminum foil: hydrophilic or bare3.fin type ... or corrugated fin or flat fin4.copper pipe: diameter 7mm,7.94mm,9mm,9.52mm,10mm,grooved ... : 25*21.65MM 25.4*22mm,and 12.7*19.05mm7.did gas examination under 3 ...