Replacement Flush Valve for a Thetford 42072 Toilet
Updated 12/01/2025 | Published 11/08/2025
Question:
I have a thetford 42072 toilet and in of a flush valve can you help.
asked by: Curtis
0
Thetford 42072 Toilet
(click to enlarge)
(click to enlarge)
Expert Reply:
I sure can Curtis, and thanks for the picture! To replace the flush valve on your Thetford 42072 toilet you will need the Replacement Water Valve for Thetford Aqua-Magic Style II RV Toilet item # TH78SA. This kit will get your toilet back up and running.
What kind of motorhome or trailer do you have?
You can add this information and any other questions you have where it says Reply to Jerred H and I'll be happy to answer them.
expert reply by:
Jerred H
0
Product Page this Question was Asked From
Replacement Water Valve for Thetford Aqua-Magic Style II RV Toilet - Restores Flush Power - Qty 1
- Accessories and Parts
- RV Toilets
- Valves
- Water Valve
- Thetford
more information >
Continue Researching
- Shop: Replacement Water Valve for Thetford Aqua-Magic Style II RV Toilet - Restores Flush Power - Qty 1
- Search Results: thetford rv toilets
- Search Results: trailer hitch ball mount
- Video: Review of Thetford Replacement Water Valve Aqua Magic Style II Toilet - TH78SA
- Search Results: thetford 42072
- Video: Review of Safe-T-Plus Anti-Sway Bars - Steering Stabilizer - ST28MR
- Shop: Replacement Waste Ball Seal for Thetford AquaMagic Style II Toilet
- Shop: Trailer Wiring
- Shop: Trailer Hitch
- Video: Review of Thetford Replacement Waste Ball Seal AquaMagic Style II Toilet - TH34FR33AB
- Shop: Safe-T-Plus Steering Stabilizer with Mounting Hardware Kit - Custom Fit
- Shop: SwingKing Bolt-On Swing Tongue Kit - 3x5 - Galvanized
- Shop: SwingKing Bolt-On Swing Tongue Kit - 3x3 - Galvanized
- Shop: SwingKing Bolt-On Swing Tongue Kit - 3x3 - Black Powder Coat
- Search Results: pd9280
- Search Results: pd9380
- Search Results: vinyl rv flooring
- Search Results: rv flooring
- Video: Detailed Breakdown of the SmartPlug RV Power Inlet
- Video: Oris Class III Detachable Receiver Trailer Hitch DIY Installation - 2025 BMW X5
- Q&A: Recommended Replacement For A Shurflo 4008-101-F65 RV Water Pump
- Shop: SoftStartUp Plug-In Soft Start for RV Air Conditioners - 50 Amp Dual AC
- Video: Best 2022 Honda Odyssey Trailer Hitch Options
- Q&A: Replacement Flush Valve Kit for a Thetford Style II Toilet
- Q&A: Will the Replacement Water Valve for Thetford Aqua-Magic Style II RV Toilet Work w/ a Thetford 42070
- Q&A: What To Do If Thetford Toilet Does Not Hold Water And Always Has Bad Odor?
- Shop: RV Roof Membrane
- Video: Choosing a Slide-Out Awning for your RV or Camper
- Shop: RV Exterior Lighting
- Q&A: Comparing Viair Portable Air Compressor Kits VA39WR and VA96WR
Explore Expert Info
![Our Expert]()
on Accessories and Parts
on Accessories and Parts
Jerred H.
12/1/2025
Hey Curtis, how did the replacement water valve work out on your Thetford 42072 toilet? Sharing what you found could help others trying to fix the same issue.