Altolusso, Flat 109, Bute Terrace, Cardiff, CF10 2FG

Altolusso is a two-bedroom semi-detached house in Cardiff (CF10 2FG). It has a recorded floor area of 76 m² (around 818 sq ft), construction records dating it to 2003-2006 and council tax band F. The latest certificate (March 2023) shows a C (score 75), near the top of the C band. The rating has held steady at C across 2 certificates since September 2009. Between certificates, lighting went from Good to Very Good; while hot-water efficiency dropped from Average to Very Poor. The recommended improvements would push it to B (score 85). Main heating runs on electricity. At 76 m² this is the 62nd smallest of 84 units on EPC record in Altolusso, where floor areas span 46–124 m². The building's EPC ratings span D to B across 84 units on file.

Held since November 2004 — that's 22 years off the open market, well above the local norm. At 76 m² it's 18.8% larger than the typical home in the postcode (64 m² median across 83 EPCs).