RV Toilet Treatment – Powerful Odor Control, Long-Lasting RV Tank Treatment – Pr
Simply sprinkle one scoop of Happy Campers with water and flush down toilet or sink to treat tanks. Tired of bad RV holding tank odors and buildup issues in your black or gray tanks?. Happy Campers holding tank deodorizer, is the most powerful odor eliminator for RV and marine black and gray water tanks.