The Johnny jolter professional power plunger is the most effective toilet plunger available today at any price. Used by professional maintenance companies, this hi-quality, made in USA product is now available to the homeowner. It works by drawing water into the chamber, then forcing it back through the blockage. Clears toilets with just one push. No overflow mess, no cartridges to replace. Easy to maintain, clean and store for the times when you need a quick fix to a plugged toilet.