Home improvement How to Adjust Hot Water Heater Temperature | Family Handyman diy projects ⋅ October 4, 2019 Be safe—keep the water heater temperature setting at 120 degrees F. Bookmark(0) Please login to bookmark Username or Email Address Password Remember Me No account yet? Register Do you have 10 seconds? Show this DIY to your friends and fans. Report Content To report this post you need to login first. No comments Leave a Reply Cancel replyYou must be logged in to post a comment.