All the British built Qualitair Cellar Cooling systems Delta install are ECA approved because of their very high efficiency. They have passed rigorous independent tests which has enabled them to be admitted to the Energy Technology List by the Carbon Trust.
This means you are able to offset the full purchase price within the first year against tax. Normally you would write the product off over 3 to 4 years just like any other major purchase.
For further information see the governments ECA website www.eca.gov.uk/etl There are other types of products such as Heat Pumps and Air Conditioning shown on here that also have ECA approval.
