Argyll Court, Flat 1, Maes Yr Awel, Radyr, Cardiff, CF15 8AW

Argyll Court is a two-bedroom semi-detached house in Radyr, Cardiff, Cardiff (CF15 8AW). It has a recorded floor area of 73 m² (around 786 sq ft), construction records dating it to 1983-1990 and council tax band D. At 73 m² this is the 4th smallest of 6 units on EPC record in Argyll Court, where floor areas span 67–74 m². The building's EPC ratings span D to C, with this unit at the bottom. On EPC score it ranks last in the building (67 versus a best of 78). The latest certificate (March 2016) shows a D (score 67), on the cusp of jumping into the C band. Earlier certificates rated it C (January 2009); the latest reading is one band lower. Between certificates, lighting went from Very Poor to Very Good; while hot-water efficiency dropped from Good to Average. The recommended improvements would push it to C (score 78). The latest certificate is from March 2016, so improvements made since then won't be reflected.

On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Today's modelled estimate of £199,000 is 32.7% above the 2016 sale price. On a £-per-square-foot basis, the last sale (£191/sq ft) was about 17% above the typical sold price in the postcode. Last sold in October 2016, so it's been off the market for around 10 years.