The hose with steel spiral reinforcement is designed for reliable operation in demanding cooling and heating systems, ensuring safe transport of hot water mixed with antifreeze fluids. Perfectly suited for pumps in engines and industrial machinery, it offers excellent vacuum resistance and long-lasting durability. Its inner layer, made of high-quality black EPDM rubber, provides outstanding resistance to heat and cooling agents, while the robust outer layer protects against thermal stress and aging, guaranteeing extended service life even under intensive use. Reinforced with a synthetic cord and steel spiral, the hose maintains flexibility and strength, delivering consistent performance under working pressure up to 4 bar. Engineered to withstand extreme temperatures ranging from -40°C to +120°C, it ensures reliability in both low and high thermal conditions. Manufactured in compliance with DIN 73411:79 standards, this hose combines safety, efficiency, and durability, making it an ideal solution for professional applications where performance and resilience are essential.