Dometic Toilet Floor Flange Adapter Kit - Part# 385311013

DometicSKU: 385311013
Added to catalog: March 11, 2026

Sale price$75.99
|
In stock (8 units), ready to be shipped
FREE Delivery Estimate April 22 – April 25
1-Hour Cancellation Window

1-Hour Cancellation Window

You'll have 1 hour after placing your order to update your shipping address or cancel completely.

After that, we begin coordinating with our vendors to fulfill your order — at that point, cancellations and address changes usually aren't possible.

If you're unsure about anything, please reach out before ordering or cancel within the window.

This floor flange adapter kit is designed to help you install or replace a Dometic RV toilet with confidence. The adapter bridges the gap between your RV's waste tank opening and the toilet base, ensuring a secure, leak-free seal. Essential for any RV owner performing toilet maintenance, upgrades, or repairs.

Key Features

  • Genuine OEM Dometic component for guaranteed compatibility
  • Provides secure mounting between toilet base and waste tank opening
  • Helps prevent leaks and odors at the connection point
  • Easy installation with standard RV tools
  • Durable construction designed for years of reliable service
  • Works with Dometic gravity and vacuum toilet models

Technical Specifications

Specification Details
Part Number 385311013
Manufacturer Dometic
Component Type Floor Flange Adapter Kit
Application RV Toilet Installation

Frequently Asked Questions

Q: Will this adapter work with my existing Dometic toilet?
A: This adapter is designed for Dometic toilet installations. Check your toilet model number against your RV documentation or contact our support team to confirm compatibility before ordering.

Q: Do I need special tools to install this floor flange adapter?
A: No special tools are required. Standard RV maintenance tools and a wrench set are typically all you need. Always consult your Dometic toilet manual for step-by-step installation instructions.

Q: What should I do if I notice leaks after installation?
A: Ensure the adapter is seated properly and all bolts are tightened securely. Check that the rubber seal is not damaged or misaligned. If leaks persist, contact our expert support team for troubleshooting assistance.

Why Choose Elkhart RV Parts

We specialize in hard-to-find Dometic RV replacement parts and ship directly from Elkhart, Indiana—the RV capital of the world. Every part we sell is genuine OEM Dometic equipment backed by our expert customer support team. When you need the exact part to keep your RV running smoothly, Elkhart RV Parts has you covered.

100% Authentic OEM Parts

Factory-Fresh OEM Parts — the same brands installed in new RVs straight from Elkhart. Genuine, name-brand components made to order — never generic, never outdated. Sourced directly from the original RV manufacturers for perfect fit and factory-level quality.

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