The U.K’s first online guide to helping YOU build your extension, whether you are intending to build it yourself, employ a builder, employ sub-contractors, or a mixture of some of the above with the great intention of carrying some of the work yourself.

Costclick is currently in its beta (testing) stage, you can use the system free by entering your name and email address, and you will receive a code that you can enter to use CostClick for free.