TonGass 3-Inch RV Waste Valve Body with Handle — Direct-Fit ABS, Leak-Resistant Seals

TonGass 3-inch RV waste valve body with handle is a heavy-duty ABS replacement valve that creates a secure, mess-free connection for black and grey water sewer lines.

Replace a worn or leaking RV sewer valve quickly with this direct-fit 3-inch valve body from TonGass. Designed to accept standard RV bayonet and sewer hose adapters, the kit includes seals, a twist-on swivel interface and mounting screws so you can restore reliable wastewater flow without special tools or plumbing expertise.

How does this valve reduce mess during waste dumping?

The TonGass valve is engineered to form a tight seal and provide smooth, controlled opening and closing of the sewer line. The sturdy ABS body resists warping and the included seals prevent drips around the fitting, minimizing exposure to waste and odors when you connect a hose or open the valve.

• Tight 3-inch fit for common RV sewer hoses
• Two rubber seals to prevent leaks at the interface
• Ergonomic handle for controlled valve operation
• Twist-on swivel reduces hose strain and accidental disconnections

Will this fit my RV’s existing sewer setup?

This replacement valve is made to fit standard 3-inch RV sewer pipe fittings and most bayonet-style adapters used on camper, trailer and motorhome systems. If your RV uses a 3-inch termination, this valve body will pair with typical sewer hose connectors and termination adapters.

• Compatible with standard 3-inch RV sewer connections
• Works with bayonet sewer adapters and most hose fittings
• Ideal for black water and grey water tank outlets
• Mounting holes and screws included for direct swap-in

How simple is installation and maintenance?

Installation is straightforward: remove the old valve, position the TonGass body, tighten the mounting screws and attach the seals and swivel interface. Routine maintenance is minimal — inspect seals periodically and replace them if worn; the ABS construction resists corrosion and simplifies cleaning.

• Complete kit includes valve body, 2 seals, swivel and 4 screws
• No special tools required for most installations
• Corrosion-resistant ABS needs only occasional seal checks
• Swivel interface eases hose attachment and removal

What performance and durability can I expect?

Built from heavy-duty ABS plastic, the TonGass valve body withstands regular use and resists cracking from road vibration and temperature changes. The handle and sealing surfaces are designed for repeated cycles while maintaining a leak-resistant connection that reduces the need for frequent replacements.

• ABS construction resists impact and UV exposure
• Engineered sealing surfaces to minimize leaks
• Durable handle for reliable open/close operation
• Replacements parts and seals are simple to swap when needed

Who this is for: RV owners, campers and fleet managers looking to replace a worn 3-inch sewer valve or add a reliable termination adapter to their black or grey water system. It’s especially useful for DIYers who want a no-fuss swap with included seals and hardware, and for anyone seeking a durable, leak-resistant upgrade that works with common RV sewer hose connectors.