Combi hose 45 cm GM-2202 Grandmac - Designed for combi and other heating systems, made of stainless steel, elastic and high blood pressure. This model, which has a length of 45 cm, is distinguished by sealing and continuity. Creates safe use in both cold and hot water lines. This hose, which includes the GM-2202 series of the Grandmac brand GM-2202, is an ideal choice in terms of comfort, longevity and security in the installation. Widely used in household and industrial facilities.