22 Sealock Warehouse, Burt Street, Cardiff, CF10 5GG

22 Sealock Warehouse is a one-bedroom mid-terrace house in Cardiff (CF10 5GG). It has a recorded floor area of 38 m² (around 409 sq ft), construction records dating it to 1991-1995 and council tax band D. The latest certificate (August 2022) shows a D (score 67), on the cusp of jumping into the C band. Earlier certificates rated it C (September 2012); the latest reading is one band lower. Between certificates, lighting went from Very Poor to Good; while roof efficiency dropped from Good to Average and window efficiency dropped from Good to Average. The recommended improvements would push it to C (score 78). Main heating runs on electricity. At 38 m² this is the 16th smallest of 21 units on EPC record in the building, where floor areas span 30–47 m². The building's EPC ratings span E to C across 21 units on file. Other recorded features include a balcony and notable views.

It lags the bulk of the postcode on energy efficiency (less efficient than 70% of similar EPCs). Today's modelled estimate of £143,000 is 19.2% above the 2017 sale price. On a £-per-square-foot basis, the last sale (£293/sq ft) was about 22% above the typical sold price in the postcode. Last sold in August 2017, so it's been off the market for around 9 years.