Cavity wall insulation is an easy way to keep your home warm and reduce your energy bills. In fact, it is one of the most cost-effective home improvements. It prevents heat from escaping through your brick walls by filling the space with an insulant. Depending on the type of insulation used, this can reduce heating costs by up to 33%.
A professional installer will inject the insulant into the spaces between your house’s walls. This process should take just a few hours and is relatively quick and simple. It will also leave little mess. Choosing the best installer is crucial to ensure that the work is completed properly and your home is protected. Look for an installer who is accredited by the Cavity Insulation Guarantee Agency (CIGA) or the British Board of Agreement (BBA). You should also ask friends and family for recommendations and read online reviews.
The first step in finding the right installer for cavity cavity wall installers near me wall insulation is to determine whether your property has cavities. If you are unsure, it is possible to get in touch with a registered insulation trader and have them check using what is known as a borescope inspection. This involves drilling a small hole in the wall and viewing the cavity. The trader will then advise you of the next steps.
Most homes built from the 1920s onwards will have cavity walls, however, some older houses may still have solid walls. The easiest way to check is by looking at the bricks in your home – if they are arranged in an alternating pattern with long and short bricks then you have cavity walls.
If you have cavity walls it is worth considering having them insulated, particularly if your home is over 25 years old. It is an inexpensive way to make your home more energy-efficient, reducing your fuel costs and lowering carbon emissions. In addition, it can help to protect your home from the cold and damp.
There are various different types of insulation available but the most popular choice is polystyrene beads, also known as EPS beads. They are easier to install than other materials such as mineral fibre and expanding foam, as they can be blown into the cavity through a hose. They are also less likely to absorb moisture and so are more durable.
Once the installation has been carried out, your installer will provide you with a CIGA guarantee and a building regulation certificate. The CIGA will also inspect the work to ensure that it is of an acceptable standard.
The Energy Saving Trust estimates that a detached home will save up to PS690 per year on heating costs when it has been insulated with cavity wall insulation. This is based on an average installation price of PS400 and assumes that the property has gas-heated central heating.