Flat 1, 23 Church Street, Windermere, LA23 1AQ

Flat 1 is a semi-detached house in Windermere (LA23 1AQ). It has a recorded floor area of 57 m² (around 614 sq ft), construction records dating it to before 1900 and council tax band B. At 57 m² this is the largest unit on EPC record across the building (45–57 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 (43 versus a best of 70). The latest certificate (October 2018) shows an E (score 43), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since October 2008. Between certificates, window efficiency went from Very Poor to Average, lighting went from Very Poor to Average and main heating went from Poor to Average; while hot-water efficiency dropped from Poor to Very Poor. The recommended improvements would lift it to C (score 70), a 2-band jump. Main heating runs on electricity.

At 57 m² it's 23.9% larger than the typical home in the postcode (46 m² median across 9 EPCs). On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement.