Question:
Are there any differences to chafifa and tevilla for a woman during the 9 days?
Answer:
No, a woman does her chafifa and tevilah in the regular manner during the nine days, because whatever she is doing for the tevilah is considered for a mitzva purpose.
Sources:
Shulchan Aruch 551-16, BIur Halacha D:H Ultzorech that it is permitted even with hot water.
