For all surfaces, test on a small area before use.
TO CLEAN TOILETS AND URINALS: Remove water from bowl by forcing it over the trap with a swab mop. Saturate swab with cleaner and wet all surfaces thoroughly. It is most important to swab under rim of bowl or urinal to clean water outlets. Allow this cleaner to remain for at least 10 minutes until all rust, scale and stains are loosened. Rinse by flushing.