The LS14 Mini Split Twin Tube Copper Line Sets can be used with any brand mini split system. Both lines are insulated with flare nuts on all ends.

• Tube Size(s): 1/4 (inch) and 1/2 (inch)
  
• Insulation: 1/2 (inch)
  
• Follow the equipment manufacturer instructions when connecting refrigerant piping, evacuating system and testing for leaks.
  
• Remove protective shipping plugs before connecting to equipment.
  
• Properly tighten the flare connections and be careful not to over tighten.
  
• Use a torque wrench and tighten to the approved level.
  
• Apply a small amount of refrigerant oil to the flare face during installation for a proper and long lasting seal. This will help ensure protection against leaks.
  
• Be careful not to tear the insulation. Cut the web between the insulation tubes with a sharp knife to separate the Twin Tube insulation.
  
• Be careful not to crimp piping when bending.
  
• Never allow contaminants to be introduced into the piping.