"“EXTRA Insulated Copper Line Set for 18,000 BTU Mini Split A/C (15 FEET LINE SET – 1/4″ LIQUID & 5/8″ SUCTION)” and EXTRA Insulated Copper Line Set for 18,000 BTU Mini Split A/C (15 FEET LINE SET – 1/4″ LIQUID & 5/8″ SUCTION)" have been added to your cart. View Cart