Bring 3-4 cups water to boil. Add tea bags, cover and remove from heat. Allow to steep for 10-15 minutes. Remove tea bags, pressing to get all of the liquid from the bags, and discard. Pour tea into a gallon pitcher.
Add peaches to the container of a blender. Blend until smooth. Pour peach puree into pitcher with tea. Fill the pitcher the rest of the way with cold water.
Refrigerate.
Notes
If you prefer your peach tea sweeter, add about 1/4 cup granulated sugar to the tea as it is warm to dissolve or use another sweetener when it is cold such as honey, stevia, or a simple syrup.Makes 1 gallon.