The contrasting types of gas Central Heating boilers available
The contrasting types of gas Central Heating boilers available
Various types of Gas Central Heating Systems are available in the central heating market. Most if not all of these Gas Central Heating Systems comprise of a heating boiler, some heating radiators and connecting pipework.
Due to the average temperature that is seen across the United Kingdom and northern Europe , people barely find the need for air conditioning. In fact, a decent central heating system is a necessity in these regions, and due to this, a majority of new houses have a Central Heating system.
Heating is vital, especially as wintertime is fast approaching. Only then you can relax and feel cosy inside your house. So you want to be sure that your Gas Central Heating System is dependable. You Gas Central Heating System must give you the feeling of assurance that it is safe, simple to use with a long life.
Pumped/vented and sealed are the two main types of Gas Central Heating Systems on the market.
Pumped or vented Central Heating systems are most popularly used. An expansion tank is present in a pumped heating system. The tank supplies your house with hot water and provides the heating radiators with heat. Any water expansion that may occur due to heating is handled by the expansion tank. You will most likely find the expansion tank kept in the highest part of the house. It performs dual functions by providing hot water and heating up the house.
For many years now, pumped/vented systems have been the norm for Gas Central Heating.
A Sealed Central Heating System is a relatively modern technology, and is being adopted by many homeowners today. A sealed system, as the name suggests is a closed system so no water tanks are needed. This unvented system eliminates water tanks and attic plumbing, thus giving a number of advantages.
- No risk of freezing pipes in the attic.
- No maintenance or repair work is required for the pipes and tank which would have been in the loft.
- Because the system is not vented, there is less chance of water leaking out.
- Unlike pumped/vented systems, air is not drawn through open vents so the possibility of airlocks, corrosion and sludge is much lower.
- The main water pressure can easily be used to flush out a Sealed system for easy maintenance.
A sealed Gas Central Heating System is a system with the required controls and safety equipment all contained in one. The water for a sealed Gas Central Heating System is supplied direct from the main water supply. The main water supply feeds the system immediately under pressure.
Normal variations of pressure can be allowed in a sealed system through a pressure vessel that contains compressed gas; this is separated from the sealed system water by a diaphragm. A safety valve will let water to escape or fill up depending on whether the pressure becomes too high or too low respectively.
Central Heating systems are a great way to keep your house warm, also they don’t cost you as much as the other systems would. And they provide you with much more control and choice when it comes to your heating compared to any other systems.