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Conventional boilers also known as 'heat only' and 'open

Conventional boilers (also known as 'heat only' and 'open vent') function only with a tank and a cylinder they use gas to heat up the water that is stored in the cylinder that is fed through a cold-water cistern a regular boiler provides the heated water for the central heating when some of the water evaporates, the feed and expansion tank supports the expansion of the water when the temperature rises the pros of this type of boiler include.

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