In the south, the judges must choose between a new build eco house in Dumfries and Galloway, a former milking barn with contemporary extension also in Dumfries and Galloway and an historic renovation on the outskirts of Peebles.

Scoring them on architectural merit, distinctive design and original style, which home will Anna, Michael and Banjo judge worthy enough to go forward to the grand final?

In the west, the judges must choose between an Edwardian renovation in Glasgow, an extended 1950s bungalow in Kirkintilloch and a converted Victorian villa in Greenock.