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Are also called sealedsystem boilers

Are also called sealed-system boilers they maintain water pressure to ensure fast delivery and to allow simultaneous use of multiple taps they store water in a cylinder, where they heat the water before sending it out to taps or to be converted into steam for heaters. That the service valve has not been switched off or is partially closed. Combi boilers deliver hot water to the taps.

Added: 2020-05-08 | Comments: 0 | Category: one