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What is a power plunger?

Shop for Plungers

A power plunger A power plunger uses compressed air to break up a blockage.
Power plunger with the pump pulled out for drawing in air The plunger has a pump to draw air into the cylinder to create the air pressure for it to work.
Sends a powerful wave through the water to try and move the blockage The air pressure, when fired, releases a shock wave through the water, like a plunger which uses water to break up blockages.
Attachments for a power plunger This type of plunger has several attachments (cup washers) to enable it to be used for various types of blockages (see section on what power plungers are used for?).