28 Heol Ffynnon, Loughor, Swansea, SA4 6SU

28 Heol Ffynnon is a detached house in Loughor, Swansea, Swansea (SA4 6SU). It has a recorded floor area of 56 m² (around 603 sq ft), construction records dating it to 1976-1982 and council tax band A. At 56 m² this is the 3rd smallest of 21 units on EPC record in the building, where floor areas span 32–151 m². The building's EPC ratings span E to C, with this unit at the bottom. On EPC score it ranks last in the building (48 versus a best of 79). The latest certificate (March 2013) shows an E (score 48), well below the UK norm with real room to improve. Earlier certificates rated it C (June 2009); the latest reading is 2 bands lower. Between certificates, lighting dropped from Very Good to Very Poor. The recommended improvements would lift it to C (score 69), a 2-band jump. Main heating runs on smokeless coal. The latest certificate is from March 2013, so improvements made since then won't be reflected.

At 56 m² it's 20% smaller than the typical home in the postcode (70 m² median across 20 EPCs). On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement.