When notes stuck to the water heater failed [Ryan] decided to whip up “the world’s most expensive 240V relay” using a servo, a real time clock and of course an Arduino. All in an attempt to save a ...

There are only two of us in the house now so we are thinking about a timer for the hot water heater. We would like to have some info on a timer and it’s economical possibilities. Please explain the ...

Q: A neighbor told me he has a timer on his water heater that was recommended to him as an energy-saver. Do these things really work? A: Actually, there are a couple of schools of thought on using a ...

Question: You recently wrote about putting a timer on a water heater to save energy. My utility company told me that would be a waste of money because it actually would save little energy. Who's right ...

Q. My electric water heater is 18 years old, but still works and makes enough hot water. I want to reduce my water heating costs. What can I do to make my water heating more efficient other than ...

Geraldine has over a decade of experience writing within the home improvement sector. Additionally, she has unique first-hand renovation experience as the previous owner of a house-flipping business.