Waterslides, bounce houses, chairs, tables, and snow cone rentals King Party Rental is the premier party rental company in Brevard County, Florida and Sebastian, FL. Whether you�re throwing a birthday party for your child, hosting a school party or church carnival, or you�re in charge of organizing the next family reunion or block party, we�ve got the party supplies you need to create a fun and memorable event. We offer a large inventory of inflatable rentals, including bounce houses and water slides, that will keep children entertained for hours.