[1] The total structural height is actually taller than the Obel, if you include the two plant floors and radio mast it stands at 93m(305ft) tall.
Constructed in 1974[2] as an office building, Windsor House has a tall green elevator shaft and green side wall facade, as well as satellite and aerial masts, which stand a further seven metres in the air.
In March 2007 plans were made to convert the building into a block of flats.
In May 2015, Hastings Hotel Group, an NI-based hospitality company, purchased the building for £6.5m.
[3] The planning application was approved 20 October 2015 and redevelopment work commenced in July 2016.