56OZ Comp Deck Cleaner

RockSolid, 56 OZ, Composite Deck Cleaner, Hose Mount, Removes Tough Stains Caused By Mold, Mildew, Algae, Fungus & Moss To Prepare The Composite Deck Surface For Composite Deck Refresh, Gel Formula Allows Cleaning Agents To Remain On Vertical Surfaces, Such As Side Rails, Longer To Achieve The Highest Effective Contact Time, Phosphate Free.