3 1/8″ OD suction line carries refrigerant at a temperature of 40F. The suction line has 2″ of insulation, R Factor is 5.25. Ambient is 80F. Consider only the insulation value of the pipe insulation. The total heat gain of 150′ of suction line is:

3 1/8″ OD suction line carries refrigerant at a temperature of 40F. The suction line has 2″ of insulation, R Factor is 5.25. Ambient is 80F. Consider only the insulation value of the pipe insulation. The total heat gain of 150′ of suction line is: