A low loss header is installed to ensure that the flow rate of water is high enough to be able to heat a large building or even multiple buildings, such as an office complex..
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Technical Specifications
ERP (Energy Efficiency)NSupplier Part NumberZK07894Range DescriptionLL HEADERManufacturer Model NoZK07894Brand NameViessmann
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Viessmann Low Loss Header/Pump Installation kit ZK07894