Drain King Water Powered Drain Unclogger. This powerful unclogger is designed for main drains, outside sewer drains, basement drains, and outside deck drains. It easily attaches to the end of a hose, creating pulsating valve action to effectively remove clogs from drains 3" to 4" in diameter. With a pressure rating of 50 to 80 psi, it ensures efficient unclogging. Backed by a 1-year limited warranty.

• Used to unclog main drains, outside sewer drains, basement drains, and outside deck drains.
• Attaches to the end of a hose to cause pulsating valve action to unclog drains.
• For drains 3 in. to 4 in. in diameter.
• Pressure rating of 50 to 80 psi.
• Comes with a 1-year limited warranty.