Knockerball Tri-Cities and more has been providing fun-filled entertainment for years. From wet and dry slides, bounce houses, and interactive games like archery tag and giant yard pong, to L&I certified safety and high-quality products, we've got it all. Let us elevate your event with our top-of-the-line inflatables and mechanical bull. Book now and experience the ultimate party with Knockerball Tri-Cities and more!"

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Water Slides

15ft Toxic Meltdown Water Slide $275 Daily

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15ft Orange wet/dry slide $275 Daily

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16 ft Unicorn slide $325 Daily

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18ft wet/dry Slide $350 Daily

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22ft Tropical Slide $400 Daily

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Extra Large 22ft Dual Lane Waterslide $550 Daily

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24ft Giant Slide wet/dry $550 Daily

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Galaxy Wet/Dry combo $300

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Knockerball Tricities LLC is an independent operator and subsidiary of and registered license trademark of Knockerball