Ardscoil Ris reached their first ever Dr Harty Cup final, gaining revenge over St Caimin's for last season's semi-final defeat.
The Limerick school were 0-9 to 0-3 ahead after playing with the wind in the first half.
They held St Caimin's scoreless for 23 minutes after the break, as Kevin Downes, John Fitzgibbon, Adrian Breen and Niall Kennedy sealed victory.
SCORERS -- Ardscoil Ris: D Hannon 0-4 (3f, '65); K Downes, J Fitzgibbon (2f) 0-3 each; M Ryan, A Breen 0-2 each; C McInerney, N Kennedy 0-1 each. St Caimin's: P Sheehan 0-4 (4f); A Cunningham, P Collins 0-1 each.
ARDSCOIL RIS -- PJ Hall; A Dempsey, E McCarthy, M Moroney; C Keogh, S Dowling, C McInerney; S O'Brien, N Kennedy; M Ryan, D Hannon, B O'Connor; J Fitzgibbon, K Downes, A Breen. Subs: K McNamara for Keogh (h/t), M Carmody for O'Connor (47 mins), S Dowling for Dempsey (56), K Keane for Kennedy (60).
ST CAIMIN'S -- T Griffin; N O'Connor, N Purcell, E Burns; E Boyce, K Lynch, D O'Connor; C O'Connor, F Melody; A Cunningham, P Collins, D Keogh; S Liddy, P Sheehan, A Mulready.
REF -- W Barrett (Tipperary).