22 Mandells Court, Norwich, NR3 1AY

22 Mandells Court is a one-bedroom mid-terrace house in Norwich (NR3 1AY). It has a recorded floor area of 29 m² (around 312 sq ft), construction records dating it to 1967-1975 and council tax band A. The latest certificate (November 2020) shows an E (score 44), well below the UK norm with real room to improve. When first surveyed in July 2010 the rating was F, the property has climbed 1 band since. Between certificates, window efficiency went from Poor to Good and hot-water efficiency went from Very Poor to Poor; while wall efficiency dropped from Average to Very Poor and lighting dropped from Good to Average. The recommended improvements would lift it to C (score 71), a 2-band jump. Main heating runs on electricity. At 29 m² this is the 14th smallest of 29 units on EPC record in the building, where floor areas span 21–44 m². The building's EPC ratings span E to C, with this unit at the bottom.

Held since July 1999 — that's 27 years off the open market, well above the local norm. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. Today's modelled estimate of £106,000 sits 324% above the 1999 sale of £25,000. On a £-per-square-foot basis, the last sale (£80/sq ft) was about 70.8% below the postcode norm.