| The air source heat pump's conception resulted | | | | heat pump. Heat pumps also come in numerous |
| from the invention of air conditioning units. It was | | | | sizes and power variations now meaning that |
| Willis Carrier, a mechanical engineering graduate | | | | there are models to fit several sizes of household |
| who initially came up with the first drawings for an | | | | or even for corporate use. |
| air conditioning unit in 1902. In 1914 Willis Carrier | | | | In recent years, due to natural depleting natural |
| lost his job due to cut backs as World War 1 | | | | resources, many people are looking for greener |
| began. It was than that Carrier and seven fellow | | | | home heating solutions. There are many options |
| mechanical engineers set up their own company, | | | | available on the market, but in European countries |
| the Carrier Engineering Corporation | | | | the air source pump has been favoured. Suited to |
| The air conditioning units employed a 'refrigeration | | | | the most climates now the air source heat pump |
| cycle' in order to produce cooler air, therefore | | | | systems are fitted to the exterior of the |
| de-humidifying and cooling the environment. Air | | | | residence and can provide up to a 40% saving on |
| source pumps adopt a similar process in reverse, | | | | energy bills, 50% reduced carbon footprint and |
| therefore emitting heat instead of cooler air into | | | | increased energy efficiency. |
| the environment. | | | | Although relatively new within the UK market, |
| Theses pumpa are more commonly used in milder | | | | there is a huge adoption in Europe, 300,000 units |
| climates where temperatures are more consistent | | | | were sold in Germany and France in 2008 alone. |
| although there have been recent developments | | | | With the large environmental and monetary |
| as in 2007 an Oklahoma inventor developed an ait | | | | benefits it is predicted that air source heat pumps |
| to air heap pump defrosting system, allowing for | | | | will become more widely used throughout the UK. |
| their use in colder climates. | | | | To find out more about the Mitsubishi Ecodan air |
| There are now many companies producing these | | | | source heat system please visit the Green Air |
| heating machines such as the Mitsubishi Ecodan | | | | Central Heating website for more information. |