BNPS.co.uk (01202 558833)<br /> Pic: Mullucks/BNPS<br /> <br /> New bathroom.<br /> <br /> A retired couple dubbed 'the accidental upsizers' have put their luxury home on the market for a whopping £750,000.<br /> <br /> Jean and Desmond Lawton bought a suburban bungalow three years ago as they looked to downsize from a large property.<br /> <br /> But they soon decided that they didn't like the dated decour of the humble home and transformed it beyond recognition.<br /> <br /> They knocked down every internal retaining wall bar one to create an open-plan space and built a single-storey extension to the rear.
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