Liberty House, Flat 23, Bessemer Road, Welwyn Garden City, AL7 1FU

Liberty House is a detached house in Welwyn Garden City (AL7 1FU). It has a recorded floor area of 75 m² (around 807 sq ft). At 75 m² this is the 64th smallest of 92 units on EPC record in Liberty House, where floor areas span 33–98 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 (42 versus a best of 77). The latest certificate (March 2017) shows an E (score 42), well below the UK norm with real room to improve. Main heating runs on electricity: electricity, unspecified tariff.

At 75 m² the property is well over the postcode median (57 m² across 91 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement.