Question:
Does one recite an after brocha when drinking from a water-bottle? what about a water fountain? Thanks!
Answer:
If one is thirsty and drinks a reviis (R. Chaim Noah 86 c.c., Chazon Ish 150 c.c.) of water quickly one does make an after brocho.
Sources:
O:CH 210 Mishnah Berurah 1 & 613:10 Mishnah Berurah 31.