It was one of Grand Designs' more controversial builds: a glass box bang in the middle of a Victorian London terrace, designed by the architect Carl Turner.
And now it's on the market, in case you have a spare £1,350,000 to hand.
I don't live far away from Slip House – as it is known due to its construction from "slipped" or cantilevered boxes – and have passed it many times: it really