70 Halstock calorifier Stainless steel calorifiers for indirect hot water. Simple and easy to maintain, the highly durable stainless steel Halstock comes with a 5-year cylinder guarantee. Key benefits: Single and twin coil options for improved performance or connection to dual heat sources Corrosion-resistant stainless steel tank Quick heat recovery to match your hot water demands Low heat loss for maximum economy No sacrificial anode - low maintenance Can be installed wherever convenient - no flues needed Fire retardant CFC/HCFC-free insulation reduces heat loss Options: Open vented or unvented variants De-stratification pump kit (factory fitted) Levelling feet (400L + models) No anodes required Halstock calorifiers are constructed using high quality duplex stainless steel meaning there is no requirement for additional corrosion protection anodes. This results in easier maintenance and lower life costs. Dual heat sources All but the two smallest models have twin coil arrangements which can be connected to two heat sources such as a heating boiler and a solar thermal system. Alternatively the coils can be connected in series to create an extended surface area single coil. 9 Models Continuous outputs 390-2106 Litres/hour ErP Part L Compliant E 200 A B WATER HEATERS & CALORIFIERS
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