Food Coloring Toilet Leak Test - Wait 15 to 20 minutes. It doesn’t matter which color dye you use. Web to conduct the food coloring test, you’ll need some food coloring bottles handy. If you have a heavy leak in your toilet, it's. Drop a dye tablet or some food coloring in the tank water. Web use food coloring to diagnose a leaking toilet.
Drop a dye tablet or some food coloring in the tank water. Wait 15 to 20 minutes. Web to conduct the food coloring test, you’ll need some food coloring bottles handy. Web use food coloring to diagnose a leaking toilet. It doesn’t matter which color dye you use. If you have a heavy leak in your toilet, it's.