fin type condenser, Dia.7mm,7.94mm,9mm,9.52mm,10mm,etc fin type: corrugated ,flat ,louver certificate:ROHS,ISO fin type condenser 1. material :copper , aluminum ,galvanized plate2. aluminum foil: hydrophilic or bare3. fin type: louver fin or flat fin or corrugated fin4. copper pipe: diameter 7mm,7.94mm,9mm,9.52mm,10mm, grooved or smooth tube5. pitch of fins can be adjusted between 1.8—5.8mm.6. ...