Can I request a chemical reading? April 30, 2020 03:49 Updated Currently, you cannot request a reading. If you're interested in why this is, this article should help you. Related articles Can I set chemical threshold levels? Do I need to remove the Sutro while shocking my water? Cleaning the Sutro Monitor Optimal Distance for the Monitor from the Hub Change WiFi Settings on Hub Comments 0 comments Please sign in to leave a comment.