The fire burning at the Vale Business Park in Llandow is now out.
It began on November 26. A spokesperson for South Wales Fire & Rescue Service says efforts to tackle the blaze were hampered by the construction of the building - a former aircraft hangar built to withstand bombardment.
More top news
All this week we're looking at some of this year's winners from the Black History Month Youth Award.
Tonight's specially extended Wales This Week, looks back at the case of Gordon Anglesea, who was convicted of indecent assault last week.
The parents of Private Cheryl James who was found dead at Deepcut Barracks more than 20 years ago have been given a human rights award.