FRIEDRICH 35 FT. REFRIGERATION LINE SET T52350 FOR ALL 36000K BTU INDOOR UNITS. FRIEDRICH T52350 35 FT. X 1/4"" LIQUID X 5/8"" SUCTION REFRIGERATION LINE SET FOR ALL 36000K BTU/H INDOOR UNITS. EACH TUBING SET IS EQUIPPED WITH FLARE NUTS ON BOTH ENDS. BOTH LIQUID AND SUCTION LINES ARE INSULATED. TUBING SETS CAN BE JOINED TOGETHER WITH FIELD SUPPLIED DOUBLE FEMALE CONNECTORS. EACH DUCTLESS MINI-SPLIT SYSTEM REQUIRES ONE TUBING SET. WARNING: This product can expose you to chemicals including lead which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65warnings.ca.gov -