222b, Wareham Road, Corfe Mullen, Wimborne, BH21 3LN

222b is a semi-detached house in Corfe Mullen, Wimborne, Wimborne (BH21 3LN). It has a recorded floor area of 42 m² (around 452 sq ft), construction records dating it to 1930-1949 and council tax band A. At 42 m² this is the 6th smallest of 23 units on EPC record in the building, where floor areas span 32–131 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 (39 versus a best of 77). The latest certificate (December 2020) shows an E (score 39), 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 Poor to Average and main heating went from Poor to Average; while roof efficiency dropped from Good to Average and lighting dropped from Very Good to Good. The recommended improvements would push it to D (score 62). Main heating runs on electricity.

At 42 m² it's 19.2% smaller than the typical home in the postcode (52 m² median across 22 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 82% of similar EPCs).