Businesses are now able to claim 100% of their first-year allowances expenditure on many air conditioning and refrigeration products. Therefore before deciding to purchase equipment, check the Energy Technology List. The list can be found at http://www.eca.gov.uk/etl/ Check to see if the products you are planning to buy, qualify for the Enhanced Capital Allowances Scheme. You can find the complete listing and further information at http://www.eca.gov.uk
Your Enchanced Capital Allowance, is claimed as part of your normal income/corporation tax return calculations. Not only can you claim for the cost of the capital equipment, but also for any costs directly associated with provision of the equipment such as installation.