Combi Boiler Hot Water System Diagram

A combination or combi boiler is both a high efficiency water heater and a central heating boiler in a single compact unit.

Combi boiler hot water system diagram. They give priority in the main to the supply of domestic hot water dhw. Combination boilers combine the functions of a central heating boiler and an instantaneous multi point water heater. So in places where space and hot water requirements are limited such as flats these can be very popular systems. It s the same as an old coal fired system but with a gas boiler inserted in place of the original coal boiler in the kitchen.

Combi boilers combine space heating and hot water supply in one high efficiency appliance providing a space saving choice. Combi boilers heat water directly from the mains when you turn on a tap so you won t need a hot water storage cylinder or a cold water storage tank in the roof space. The proline xe combi boiler boasts industry leading hot water delivery and up to 74 more space heating capacity than other combi boilers ensuring that you are always comfortable. This is my own rough sketch of a traditional gravity system.

Combination gas boiler system combination boiler system diagram. They are also easy to install and operate. The combination boiler has all its operating components contained within the casing and is typically designed for use within a sealed central heating system.