Parishioners were dismayed and disgusted this week when they learned that someone had spray-painted swastika symbols on the cross and nearby oratory.
Canon Wulfran Lebocq of the Institute of Christ the King needs €6,800 to fund altar for Sacred Heart Church in Limerick's Crescent.
Online prayer and candle service is similar to that operating in Lourdes and St Patrick's Cathedral New York.
Community chapel built in the 1950s gutted in overnight blaze.
Celebrating the restoration of the Dublin church, Archbishop says the parish can begin to set priorities for its pastoral mission in the years to come.