A man in his 20s is being held in connection with the case.
Gardaí are continuing to investigate the death of a man in Lucan in Dublin over the weekend.
They say the victim, who was in his late 40s, was assaulted before his remains were discovered at a house at Old Bridge Park yesterday morning.
A man in his 20s is being held in connection with the case.
It's thought the man may have died a number of hours or days before emergency services were alerted.