... , R404A, R407C refrigerant and so on 1.material :copper , aluminum ,2.aluminum foil: hydrophilic or bare3.fin type: louver or flat fin or ... .52mm, grooved or smooth tube5.side plate: galvanized plate or aluminum plate6.size: from1/6HP to 20HP8.prodcut length: up to ... test, bending, inspection, packingNote: for further information please contact us. aluminum fin evaporator coil