Watching this show these days. Found it through reddit. Good watch. Very politically incorrect though. If anyone is looking for a new series to check out.
Rescue Me (TV Series 2004–2011) - IMDb
Rescue Me: Created by Denis Leary, Peter Tolan. With Denis Leary, Michael Lombardi, Steven Pasquale, Andrea Roth. Tommy Gavin deals with the fears of his job as a firefighter and seeing his ex-wife dating other men.