dobi

Hi i am new to this web site and was wondering if can help me or advise me please,i own a Ford Galaxy 1.9 tdi ghia my problem is my heater matrix has gone and has leaked all its water all over my carpet,i was wondering if any one could advise me were i can get another matrix.If not could any one tell me if there is anything i can fix the little hole in my original one,i havehow can removed my dash and get out my heater matrix,please with picture .Many Thanks For Any Advise dobi