Emergency crews rushed to the address in Lady Somerset Road last night but a man was found to have died at the scene.
Police have confirmed they are not treating the death as suspicious.
A spokeswoman for the London Ambulance Service said: “We were called at 8.40pm last night to reports of an incident in Lady Somerset Road.
“We sent one ambulance crew, a duty officer and a hazardous area response team to the scene but sadly one patient was already dead at the scene.”
Police have not yet identified the man and are trying to trace his next of kin.
Updates to follow.
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