First, find out the details of the deal you have at the moment.
You may be currently paying your lender's standard variable rate (SVR), which is never likely to be the best deal on offer.
Check if there is any redemption charge to pay and if so, does this expire at a certain date in future.
Even if there is a redemption penalty it may still be worthwhile paying it if the saving in monthly costs is greater than penalty.
Mortgage IQ will be able to advise you on
this.
Your home may be repossessed if you do not keep up repayments on your mortgage