... Fin space:1.2~3.5mm 5.Tube Diameter:7,7.94,9.52,12.75,15.88 We are ... Middle east etc. Tools List : Fin TypeCopper Tube O.D.(mm)Row Space(mm)Hole Space(mm)Fin Thickness(mm ... operation condition, fresh air dehumidification etc systems6Φ9.52/Φ7.94/Φ7Copper tube with aluminium finR22≤1.9Used for ... industry and commerce air conditioning system7Φ9.52/Φ7.94/Φ7Copper tube with aluminium finR407C≤1.9Used for ...