15 Belleisle Apartments, Phoebe Road, Copper Quarter, Pentrechwyth, Swansea, SA1 7FW

15 Belleisle Apartments is a one-bedroom mid-terrace house in Pentrechwyth, Swansea, Swansea (SA1 7FW). It has a recorded floor area of 38 m² (around 409 sq ft), construction records dating it to 2007 onwards and council tax band C. The latest certificate (January 2020) returns a B (score 83), comfortably above the UK average. When first surveyed in January 2010 the rating was C, the property has climbed 1 band since. Between certificates, lighting went from Average to Very Good; while wall efficiency dropped from Very Good to Good and window efficiency dropped from Very Good to Good. Main heating runs on electricity. At 38 m² this is the 11th smallest of 36 units on EPC record in the building, where floor areas span 36–96 m². The building's EPC ratings span D to B, with this unit at the top.

Held since February 2010 — that's 16 years off the open market, well above the local norm. Its energy rating outperforms most of the postcode (better than 89% of similar EPCs). Today's modelled estimate of £107,000 is 11.5% above the 2010 sale price.