The Top Flat ward at Temple Street Children's Hospital has been given a €2M facelift.
The 22 bed ward sees 1900 children pass through its halls each year - but hasn't seen any major improvements since the 1930s.
Now it features state-of-the-art isolation rooms, crucial to children with Cystic Fibrosis.
4-year-old Dylan Doyle from Ballymun has been telling Juliette Gash what he makes of it all:
Bernie Priestly from Clonsilla is mum to two children with CF: