What is the maximum time generally advised before sun tea must be removed from the sun and refrigerated promptly?

Answer

No later than four to five hours.

To minimize the risk associated with the bacterial growth danger zone, enthusiasts strongly recommend refrigerating the tea as soon as the desired color is reached, ideally within four to five hours.

What is the maximum time generally advised before sun tea must be removed from the sun and refrigerated promptly?
suntimetea