Gravity Fed Central Heating System Diagram

Another hurriedly thrown together page i m afraid people often ask me for central heating diagrams showing how the pipework circuits are arranged in a central heating system.

Gravity fed central heating system diagram.

1 a mains system either a high pressure or a combi boiler or 2 a gravity fed tank system. Historically a gravity fed central heating system was the most common system installed in uk housing. However residual heat in the mass of an oil fired boiler will cause components to fail it s better to install them remotely. Central heating system gravity feed well here is a typical central heating system with a basic diagram which includes the from the top central heating storage hot water storage cylinder boiler radiators and the draw off points hot water storage to the right of you in the attic space is the hot water storage filled full of cold water and at the.

The open vented system is fed from a feed and expansion tank located in the loft this keeps the system topped up and also allows the water to expand as it heats up. They are less common now as combi and high pressure systems are both superior when a complete new system is being installed. Central heating system gravity feed. Today i wanted to do a video about central heating systems.

There is also a vent line that releases any air in the system and returns any water or steam to the top of the expansion tank in the event of. System boilers are designed to reduce installation time they contain all the heating system components within the casing circulating pump pressure relief valve and expansion vessel. Central heating system design y plan s plan gravity combi boilers. Amazon tool shop here.

If you have a gravity fed tank system as well as the boiler you ll also have a hot water cylinder in a cupboard somewhere and also much higher up like in a loft a cold water feed expansion tank s. Many houses built between the late 1800s and the mid 1900s have a gravity heating system also known as an octopus furnace. Open vented central heating system. Gravity fed gas boiler system central heating system gravity fed system.

Unlike a modern furnace a gravity system has ducts but no fan.