Dometic VacuFlush Funnel & Seal Kit - Fits 506/706/806 - Part# 385318864

DometicSKU: 385318864
Added to catalog: March 10, 2026

Sale price$98.99
|
In stock (18 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.

The Dometic VacuFlush Funnel & Seal Kit is an essential replacement component for maintaining your RV's vacuum toilet system. This kit includes both the funnel and seal assembly, restoring proper operation to Dometic 506, 706, and 806 toilet models. RV owners experiencing slow drainage, odor leaks, or a deteriorating seal should replace this kit to ensure a sanitary and efficient waste system.

Key Features

  • Complete funnel and seal assembly in one kit
  • Direct replacement for Dometic 506, 706, and 806 VacuFlush toilets
  • Maintains proper vacuum seal and prevents waste system odors
  • Durable construction designed for RV waste system demands
  • Easy installation without special tools
  • OEM Dometic quality and compatibility

Technical Specifications

Specification Details
Part Number 385318864
Manufacturer Dometic
Compatible Models VacuFlush 506, 706, 806
Kit Contents Funnel & Seal Assembly
Application RV Vacuum Toilet Systems

Frequently Asked Questions

Q: How do I know if my funnel and seal kit needs replacement?
A: Signs include persistent odors from the toilet, visible cracks or deterioration in the funnel, water not draining properly, or loss of vacuum seal. A worn seal will allow odors to escape and reduce system efficiency.
Q: Is this kit easy to install myself?
A: Yes, the funnel and seal kit is designed for straightforward replacement. Most RV owners can complete the installation by removing the old assembly and seating the new one properly. Consult your Dometic manual for step-by-step guidance specific to your model.
Q: Will this kit fit my 505 or 907 model toilet?
A: No, this kit is specifically engineered for the 506, 706, and 806 models. Using an incompatible part may result in poor sealing and system failure. Verify your toilet model number before ordering.

Why Choose Elkhart RV Parts

We specialize in hard-to-find Dometic replacement parts for RV owners who demand genuine OEM quality. Shipping directly from Elkhart, Indiana—the RV capital of the world—we stock authentic Dometic components and provide expert support to ensure you get the right part the first time. Trust us for all your VacuFlush system maintenance needs.

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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