30b, Flat 7, Forest Road, Waltham Forest, London, E17 6JR

30b is an end-of-terrace house in Waltham Forest, London, London (E17 6JR). It has a recorded floor area of 52 m² (around 560 sq ft) and construction records dating it to 1950-1966. At 52 m² this is the 6th smallest of 8 units on EPC record in 30b, where floor areas span 44–52 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 (54 versus a best of 78). The latest certificate (October 2022) shows an E (score 54), well below the UK norm with real room to improve. Earlier certificates rated it D (September 2011); the latest reading is one band lower. Between certificates, window efficiency went from Average to Good and lighting went from Poor to Very Good; while wall efficiency dropped from Good to Average and hot-water efficiency dropped from Good to Poor. The recommended improvements would push it to D (score 61). Main heating runs on lpg.

At 52 m² it sits well below the postcode median (77 m² across 35 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.