Works well on hard water stains, specially on toilet seat , in the toilet bowl , taps, showers , toilet flush.
The toilet flush was jamming because of hard water, sprayed 3 times , waited for 15 minutes. The flush was back working smooth.
The toilet bowl and toilet seat were getting stains because of hard water. Tried all sorts of ideas, nothing was working. Sprayed this product , waited for 15 minutes. Without even a brush the stains were gone
