Flat 1, 21 Cardigan Road, Leeds, LS6 3AE

Flat 1 is an end-of-terrace house in Leeds (LS6 3AE). It has a recorded floor area of 56 m² (around 603 sq ft), construction records dating it to 1900-1929 and council tax band A. At 56 m² this is the 3rd smallest of 7 units on EPC record in the building, where floor areas span 45–113 m². The building's EPC ratings span E to C, with this unit at the bottom. The latest certificate (June 2018) shows an E (score 53), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since April 2012. Between certificates, wall efficiency went from Very Poor to Poor; while window efficiency dropped from Good to Average and hot-water efficiency dropped from Average to Very Poor. The recommended improvements would lift it to B (score 81), a 3-band jump. Main heating runs on electricity.

At 56 m² it's 15.2% smaller than the typical home in the postcode (66 m² median across 60 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 87% of similar EPCs).