What to do if your toilet is making noise?
What to do if your toilet is making noise? Try reducing the flow of water to the toilet making noise by adjusting the shut-off valve. If that does not work, consider installing a regulated fill valve. This will reduce the pressure of the water filling your toilet tank. Why does my toilet make a hissing noise when I flush? Loud vibrating noise when flushing toilet. Toilet making a gurgling noise. Toilet making a hissing sound. Noises in toilets are as a result of a faulty fill valve, flapper, flush valve, water supply line or shut off valve. A gurgling toilet...