Taste doesn't change that much, IMO. Slightly less "earthy" taste, but still there. I had a Brita jar, not the tap attachment. In my city I don't doubt the qual

Taste doesn't change that much, IMO. Slightly less "earthy" taste, but still there. I had a Brita jar, not the tap attachment. In my city I don't doubt the quality to boil the water, just the taste. Still use tap water as it comes to wash the fruit, vegetables, dishes... but can't drink it.