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Valterra Flush King RV Reverse Flush Valve Attachment

$48.06 on Amazon.com (as of October 9, 2026, 12:20 AM EST) View details ↗

Efficiently maintain your recreational vehicle's plumbing system with the Valterra Flush King™ Reverse Flush Valve. This specialized sewer hose attachment is engineered to simplify the draining and cleaning process for RVs, campers, and trailers. The device utilizes a high-efficiency water flow to break up clogs within tanks, pipes, valves, and drain hoses, ensuring a thorough rinse that helps prevent future blockages and maintains optimal sanitary conditions.

Designed with practicality and safety in mind, this unit features a clear construction that allows users to visually monitor the water clarity, providing a clear indication when the tank has been fully cleaned. To safeguard your potable water integrity, the valve includes an anti-siphon mechanism with an internal backflow preventer, effectively protecting the fresh water supply from potential contamination. The robust bayonet fittings ensure a secure, leak-proof connection, while the 45-degree angled design facilitates easy and accessible draining maneuvers in tight spaces.

With its universal fit capability, the Valterra Flush King™ is compatible with a wide range of RV and trailer models. The 360-degree swivel feature enhances flexibility during installation and use, allowing for precise alignment with your specific plumbing setup. This professional-grade tool is an essential addition for any RV owner committed to rigorous maintenance and hygiene standards, offering a reliable solution for routine tank servicing and pipe cleaning.

Valve Angle45 Degrees
Fit TypeUniversal Fit
Swivel Capability360-Degree
Connection TypeBayonet Fittings
Does this attachment protect the fresh water supply?
Yes, it features an anti-siphon valve with an internal backflow preventer to protect the fresh water supply from possible backflow.
How can I tell when the tank is clean?
The clear construction of the valve allows you to see the water flow and visually confirm when the water runs clear.
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