refrigeration evaporator copper tube:7mm,7.94mm,9mm,9.52mm,10mm,etc fin: corrugated, flat , louver fin certificate:ROHS, ISO refrigeration evaporator1.material :copper , aluminum ,galvanized plate2.aluminum foil: hydrophilic or bare3.fin type: louver or flat fin or corrugated fin.4.copper pipe: diameter 7mm,7.94mm,9mm,9.52mm,10mm, inner grooved or smooth tube5.side plate: galvanized plate or ...