The Johnny Jolter Professional Power Plunger is the most effective toilet plunger available today in retail. Once used by Professional Maintenance companies, this hi-quality, 'Made in USA' product is now available to to the DIYer. It works by drawing water into the chamber, then forcing it back through the clog using your own force. Clears toilets in as little as 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.