My answer to this question:
http://www.theanswerbank.co.uk/Law/Question783571.html
gives details of the EU directive.
The responsibility for your redress lies with who ever you paid for the freezer. If it was supplied as part of the purchase price of the house, the it is whoever sold you the house.
Don't be fobbed off or given the runaround. Simply say that you will take action in the small claims court if your claim is not met and, of course, be prepared to do so if all else fails.