The man was stranded on the balcony for 30 minutes.
The man was said to have shown no signs of stress.
The PAB rider was also seen running multiple red lights at various junctions.
A 96-year-old woman and her two helpers in the house escaped unharmed.
The blaze was extinguished using two compressed air foam backpacks, SCDF said.
No post-mortem could be done due to the condition of the carcass.
He felt like he'd "escaped death" as the object missed him by metres.
When the security alarm was triggered, he purportedly fled and hid inside a vacant unit.
No direct flights currently exist between Singapore and any nation experiencing a mpox outbreak.
They warned that chope items would be cleared as litter.