Rockwood Farm, Flat 2, Holborn Crescent, Brynteg, Wrexham, LL11 6LY

Rockwood Farm is a semi-detached house in Brynteg, Wrexham, Wrexham (LL11 6LY). It has a recorded floor area of 36 m² (around 388 sq ft), construction records dating it to 1900-1929 and council tax band A. At 36 m² this is the 3rd smallest of 4 units on EPC record in Rockwood Farm, where floor areas span 33–84 m². The building's EPC ratings span E to B, with this unit at the bottom. On EPC score it ranks last in the building (53 versus a best of 81). The latest certificate (October 2018) shows an E (score 53), well below the UK norm with real room to improve. Earlier certificates rated it D (January 2011); the latest reading is one band lower. Between certificates, lighting went from Average to Very Good; while window efficiency dropped from Good to Average and hot-water efficiency dropped from Very Good to Good. The recommended improvements would lift it to C (score 73), a 2-band jump.

At 36 m² it sits well below the postcode median (70 m² across 44 EPCs), making it one of the more compact homes locally. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement.