220 Hayes Apartments, The Hayes, Cardiff, CF10 1BQ

220 Hayes Apartments is a mid-terrace house in Cardiff (CF10 1BQ). It has a recorded floor area of 42 m² (around 452 sq ft), construction records dating it to 2007-2011 and council tax band E. The latest certificate (September 2021) returns a B (score 83), comfortably above the UK average. The rating has held steady at B across 2 certificates since June 2011. Between certificates, wall efficiency dropped from Very Good to Good and window efficiency dropped from Very Good to Average. Main heating runs on electricity. At 42 m² this is the 6th smallest of 21 units on EPC record in the building, where floor areas span 39–75 m². The building's EPC ratings span D to B, with this unit at the top.

At 42 m² it sits well below the postcode median (65 m² across 20 EPCs), making it one of the more compact homes locally. Its energy rating outperforms most of the postcode (better than 80% of similar EPCs). On the market in April 2014 and unlisted since — roughly 12 years. Across 2011–2014, sale prices on this property compounded at 7.2% per year. Today's modelled estimate of £167,000 is 23.7% above the 2014 sale price.