Revolutionize your RV experience with the RV Snap Trap™, the industry's first and only "Snap-On" P-Trap for RV sewer hoses. This innovative solution transforms any standard 3″ RV sewer hose* into a highly effective barrier against sewer gas and pesky sewer flies. Designed for convenience, versatility, and peace of mind, the RV Snap Trap™ is a must-have for hassle-free campsite living and extended gray tank valve usage. Features: Provides 100% protection against sewer gas and sewer flies for your entire RV plumbing system. Simple to set up, tear down, and store for travel. Installs anywhere on the sewer hose, beginning, middle, or end. Adjustable legs offer three height settings or can be removed for added flexibility. Ensures worry-free use of showers, sinks, and washing machines without overfilling gray tanks. NOTE: Not compatible with Lippert waste master hose, as its diameter exceeds 3″.