Supply has moved up sharply over the past 15 months, rising to 3.8m sq ft from 1.6m sq ft at the end of 2022, boosted by an increase in grade A stock. Grade A availability has risen to 2.1m sq ft, with almost 75% of the space in Big Box units. The largest unit is at London Gateway, with LG380 offering 380,650 sq ft, whilst Purfleet 343, provides a further 331,350 sq ft.