How to Clean Urinals, Sinks, and Toilets
GP66 is an excellent bathroom cleaner. Besides its incredible cleaning performance, it doesn't contain anything like bleach, ammonia, or phosphates. If you are considering using something that is water-based and NSF approved, give GP66 a try. GP66 also acts as a whitener.
Spray GP66 Miracle Cleaner in and all over urinal, toilet or sink.
Rinse with water.