Automatic Drain RV Waste Valve for Valterra/Bristol, 1.5″, dumps your RV’s holding tanks automatically. The 12 volt, automatic push button operation provides smoother, consistent power to the valve and actually extends its life. Made from corrosion resistant, stainless steel, aluminum and plastic.
- Easy, Manual Operation In Case Of Battery Failure Or Valve Problems
- Constructed Of Corrosion-Resistant Steel, Aluminum, And Plastic
- No Additional Plumbing Fittings To Install
- Holding Tanks Do Not Have To Be Dumped To Install
Before You Order
Confirm the existing valve is 1.5 inches and uses a Valterra or Bristol slide-valve setup; check 12V power access, included mounting hardware and the separately needed cap.
Frequently Asked Questions
Which slide valves are listed as compatible?
The source specifies Valterra and Bristol slide valves.
What happens if power fails?
The description says manual operation is available in case of battery failure or valve problems.




