They are appealing for information.
A Garda investigation is now underway after the discovery of a man's body.
The man's body was discovered at a flat in Kevin Barry House, Coleraine Street, Dublin 7. His body was found at approximately 6:20pm on Monday, September 12th.
It is believed the man's body was there for five days.
He was reportedly aged in his 20s.
The scene remains preserved and a technical examination is ongoing by the Garda Technical Bureau.
The body of the male was removed to the City Morgue, Whitehall, and a post-mortem is being conducted this afternoon by State Pathologist Dr Margot Bolster.
Investigating Gardaí are appealing for anyone with any information in relation to this matter to contact Bridewell Garda Station on 01 6668200, the Garda Confidential Line on 1800 666 111, or any Garda Station.
