The LG Y Branch and Branch kit make Multi Fdx installation much easier.The Y-Branch and Branch kit for both gas and liquid are provided. Insulation material is also provided for covering the branches. LG Electronics USA Commercial Air Conditioning business is a leading player in the global air conditioning market, manufacturing both commercial and residential air conditioners and providing total sustainability and building management solutions. From consumer units to commercial air conditioning systems, LG provides a wide range of innovative products for heating, ventilating and air conditioning.