Before working on any plumbing project, be sure to turn off the water. The water supply line to your toilet is connected to the wall or floor; simply turn the valve to stem the flow of water (Image 1). Flush your toilet and keep the handle down to empty the toilet of water. You’...
If there is no shut-off to the water supply right at the toilet, you will need to turn off the nearest valve in the cold water line bringing water to the bathroom where the toilet is installed. Remove all of the water that you can from both the flush tank and from the toilet bowl...