ISO-TUBE provides Copper tube, Straight tube and other copper fittings which are the most often used for the supply of hot and cold tap water, and as a refrigerant line in air conditioning systems. ISO-TUBE is locally branded with its country of origin from PRC China. Our copper tube has been widely used in both single split type and VRV/VRF air conditioning systems since 2007 for numerous projects in Malaysia. The product also being certified by SIRIM since 2013 which complying with JISH 3300:2009 and ASTM B280 standards for Seamless Copper Tube for Air Conditioning and Refrigerant. Being certified and recognized as a quality product, ISO-TUBE copper tube will definitely meet the requirement of the refrigerant copper tube standard of the Malaysian HVAC industry.