Genlabs Liquid Pumice - Gal.

Item # 5240
Finally, a way to clean that impossible toilet bowl ring. Liquid Pumice will remove the most difficult ring in the toilet bowl with remarkable ease. Contains Hydrofluoric Acid to clean in seconds. pH .5 - 2, Pungent acid odor.  Just 2 or 3 ounces in the bowl, wait 15 seconds, wash with a bowl mop and the ring is gone.
Gal., 4/cs