Liquid-Plumr Maintenance Liquid Drain Cleaner 1 Qt.

Opens clogged drains from sink to main. Won't hurt plumbing, enamel, or fixtures. Heavier than water. Filters through standing water and dissolves organic obstruction upon contact. Contains no acid but is caustic to the best possible in liquid form. No gasses, toxic fumes, eruptions, or bad odors. Both sizes in unbreakable plastic bottles.