The Joule tank in tank is built using an inner tank holding fresh water and an outer tank filled with heating system water. This unique design concept gives the cylinder excellent recovery times. The inner tank acts as the heat transfer coil.
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Joule have developed a wide ranging portfolio of solutions for heating, hot water and ventilation systems. So whether it’s a heat pump, underfloor heating, their InvaVent ventilation range or industry leading extensive range of hot water cylinders, Joule have the solution for you.