IRG vertical single-stage single suction hot water pump is a new generation of energy-saving and environmentally friendly vertical hot water centrifugal pump researched and developed on the basis of ISG pipeline centrifugal pump. This series of pumps has excellent performance, high reliability, long life, reasonable structure and beautiful appearance. It is suitable for energy, metallurgy, wood processing, chemical industry, textile, papermaking and restaurants, bathrooms, hotels and other boilers, hot water pressurized circulating transport and urban heating system circulating pumps, the use of medium temperature does not exceed 120 ¡æ.