Installing the OGO™ Riser Plate is fast, simple, and makes a real difference for getting the right height and fit inside your RV, van, or tiny home. Here’s exactly how to do it — no guesswork.
What You Need
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OGO™ Riser Plate
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OGO™ ORIGIN Compost Toilet
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Screwdriver or Drill
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Mounting hardware (included)

Why Use a Riser Plate
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Adds Height:
Gives you a more natural sitting position, especially in RV or van setups with raised floors. -
Easier Access:
Helps align the toilet with drainage systems (urine diverter or black tank drain kits). -
Cleaner Install:
Covers any gaps or old plumbing holes for a tight, finished look.
Step-by-Step Installation
1. Prep Your Space
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Remove anything loose.
If you're replacing an old toilet, make sure the surface is clear and clean. -
Check surface level.
Make sure the floor under the Riser Plate is flat and solid.
2. Position the Riser Plate
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Center the Riser Plate over your drain hole (if applicable).
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Align it based on where you want your OGO™ toilet to sit.
(Front to back and side to side.)

3. Secure the Riser Plate
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Use the provided screws to attach the Riser Plate directly to the floor.
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Drill into the floor if needed — just make sure you’re not hitting tanks, pipes, or wiring underneath.
4. Install the OGO™ Toilet
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Place the OGO™ ORIGIN on top of the Riser Plate.
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Secure it with the toilet mounting brackets and hardware provided.
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Connect your vent and/or drain lines just like a normal install.
Common Questions
Q: Do I have to use the Riser Plate
No — it's optional. But it helps if you need a higher seat height or if you want a cleaner install over an old flange or drain hole.
Q: Will the Riser Plate move around
Not if installed correctly.
Once it's screwed into your floor and the OGO™ is bolted onto it, everything is locked down tight.
Q: Can I install it over an old black tank flange
Yes — that's actually one of its best uses.
It covers and seals old holes while giving your compost toilet a fresh, level surface to mount onto.

Quick Tips
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Always pre-check under your floor before drilling.
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Use all provided hardware. Skipping screws can cause wobble.
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If mounting to thin floors, consider extra reinforcement underneath.