Altolusso, Flat 20, Bute Terrace, Cardiff, CF10 2FF

Altolusso is a two-bedroom mid-terrace house in Cardiff (CF10 2FF). It has a recorded floor area of 48 m² (around 517 sq ft), construction records dating it to 2003-2006 and council tax band E. The latest certificate (November 2019) returns a high B (score 86), putting the home a stone's throw from an A rating. When first surveyed in October 2008 the rating was C, the property has climbed 1 band since. Between certificates, lighting went from Average to Very Good and main heating went from Very Poor to Average. Main heating runs on electricity. At 48 m² this is the 4th smallest of 83 units on EPC record in Altolusso, where floor areas span 47–116 m². The building's EPC ratings span E to B, with this unit at the top.

It hasn't traded since August 2004, a hold of 22 years that's notably long for the area. At 48 m² it's 27.8% smaller than the typical home in the postcode (67 m² median across 82 EPCs). Its energy rating outperforms most of the postcode (better than 76% of similar EPCs). Today's modelled estimate of £129,000 is 17.3% above the 2004 sale price.