Surprising Mold Showdown: Instant vs. Gel Cleaners… Compare Now Some battles are more surprising than others. Take mold cleaners, for instance: when you pick between a quick-drying spray and a thick, absorbent gel, you never know which one will come out on top. Let’s compare four contenders—each designed to tackle stubborn mold, but in surprisingly different ways. The RMR-141 EPA Registered Mold and Mildew Killer is a powerhouse, covering large areas and eliminating odors too. Then there’s the RMR-86 Instant Stain Remover Spray, a scrub-free wonder for tackling small spots before they spread. For the kitchen and洗漱间 (bathroom), the ACTIVE Mold Stain Remover Gel dives deep into grout and washing-machine seals with heavy-duty cleaning. Finally, Concrobium’s Mold Control Spray is designed to prevent regrowth, though not as aggressive on existing patches. Which one saves you time—and skin? Read on for the surprising results.