... outdoor air conditioners 2. Cost effective and durable --Insulation Copper Tube for Air Conditioner Connection. --Both white and black ... preservation in good effect What sizes available :(1/4"+3/8") X 3m , 5m , 10m , 15m(1/4"+1/ ... 3m , 5m , 10m , 15m(3/8"+1/2") X 3m , 5m , 10m , 15m(3/8"+5/8") X 3m , 5m , 10m , ... 15m(1/2"+5/8") X 3m , 5m , 10m , 15mRemarks ...