More than 20 high-rise Melbourne residential buildings and the Royal Women's Hospital are still covered in potentially flammable cladding more than 12 months after a safety audit.

It is similar to the cladding that fuelled London’s deadly Grenfell Tower fire. The Victorian Building Authority’s audit, released last year, found half of 170 high-rise residential apartments in Melbourne’s CBD and surrounding suburbs had non-compliant cladding. Twenty-six buildings are still listed on the VBA’s non-compliance list a year later,…