Combination Boiler Combi Boiler Central Heating System Diagram

Combi system this diagram illustrates how simple the heating system connected to a combi boiler is.

Combination boiler combi boiler central heating system diagram. No external pump no tanks no external expansion vessel no motorised valves and in many cases item 6 is not needed either. For central heating 2. Combination boiler system diagram often referred to as a combi boiler this type of installation heats hot water as you need it without the need for a hot water storage tank. A secondary plate heat exchanger.

They house two heat exchangers. Combi is short for combination. A primary heat exchanger. A combi boiler system combines central heating and hot water within the same compact unit.

So in places where space and hot water requirements are limited such as flats these can be very popular systems. Should anything happen to the boiler breakdown you would be left with no heating and hot water. Mike the boilerman your gas safe registered boiler and central heating. There is one small consideration.

Central heating diagram mike the boilerman. The cold feed enters the boiler is heated in the heat exchanger and then passes out of the domestic hot water outlets when a hot tap is opened. An automatic bypass valve is fitted inside most combi boilers by the manufacturer these days. The diagram to the right shows how a combi boiler is usually installed.

In direct contrast open vent also called regular standard or conventional boilers and system boilers heat water that s stored in a tank. Fully pumped one pipe gravity combi etc. They have two heat exchangers inside them. Central heating diagrams showing pipework layouts for the various types of heating system.

How a combi boiler system works. A primary heat exchanger.