Replacing A Gas Fired Boiler

By Author: David Boilap
Total Articles: 53
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Identifying the best gas fired boiler type

Picking Out the right heating boiler can be a complex project. expense is evidently one element but there are different factors, you will want to contemplate on how much hot water your house will use, how much space you have in your home and loft together with how much gas central heating boiler will use over its life.

The most familiar gas boiler types are listed below for your perusal:-

gas back boilers

If you live in an aging home you might have a back boiler installed, installation of these gas back boilers was commonly behind the chimney in the front room, the fire concealing the back boiler at the back of it. If you do not already have this arrangement then its not going to be a first option for you as the internal water pressure is low, space can be an issue and you will want a place to both install and hide this type of boiler. A substitute back boiler however could be your best choice if you already have one.

Traditionally, back boilers are not very cost-efficient, nonetheless recently large advances in efficiency have been realised, so ...
... by putting in a new back boiler, you could cut your heating bills through improved efficiency.

Popular Combination central heating boilers

Combi central heating boilers have become the best selling gas boiler type for gas central heating in the UK. Combi central heating boilers are small enabling them to be squeezed into cupboards and they are economical. As they take cold water from the mains and heat it right away this removes any delay in waiting for hot water - and your hot water supply will be unlimited.

Combi gas boilers have better economy than other forms of gas boiler. Heat losses are reduced as there is no hot water storage tank However, for this same reason - the lack of a hot water storage cylinder - your hot shower will be interrupted if anybody else starts running the hot water in your house simultaneously.

Unvented central heating boilers

Central heating system gas fired boilers store hot water in a hot water tank. You may require to install this in the airing cupboard taking up precious space. Many of the constituents of the heating and hot water central heating are built in, which means that installation is faster, cleaner, smoother and more economic.

Running various streams of hot water from various taps simultaneously is now possible. central heating system gas fired boilers tend to give high water pressure.

Open vent central heating gas boilers

Most houses will have an open vent gas boiler installed. If you have one of these you will require to water cylinders to be fitted in the loft, the airing cupboard is still required for the hot water storage tank and overall this takes a deal of space.

The first cylinder in the loft feeds mains supply cold water to the hot water storage tank.

Water expansion and contraction is enabled by the second tank in the loft. The only limitation on hot water supply now is the capacity of the hot water cylinder which will take a while to heat up fully.
David is the author of combi boiler information , a web site which has guides on picking out the best combi boiler. http://www.combiboiler.org . Please visit for more tips on how to save money.