Emergency series were called to the address just after midnight.
He was taken to hospital by ambulance.
Video from the scene shows a pile of rubble on fire.
No structures are at risk and conditions are calm.
Police said nobody was injured, but nearby residents were evacuated.
Fire crews are still at the scene.
They've already been evacuated twice, and the fire isn't expected to be extinguished any time soon.
A dozen plant species in the township were already on the verge of extinction before the fire.
