“One man sustained serious injuries and the other had moderate injuries, and they were both taken to hospital for further medical care,” Netcare 911 spokeswoman Santi Steinmann said.
Paramedics received a call after 2am about the incident at Halfway House on the Old Pretoria Road.
“It was a one-storey building. We don’t know if it was a business premises or not because the entire building collapsed.”
She said the cause was unknown and police and firefighters were on the scene investigating.