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Dometic RV Toilet Water Seal Assembly - Part# 385311716

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Dometic RV Toilet Water Seal Assembly - Part# 385311716

The Dometic water seal assembly is a critical component that prevents odors and waste from backing up into your RV's bathroom. This seal sits at the base of your Dometic toilet and maintains a watertight barrier between the bowl and the waste tank below. If your toilet is leaking, has weak flushing action, or emits sewer odors, a worn or damaged water seal assembly is often the culprit.

Key Features

  • Genuine OEM Dometic replacement part — exact fit for your RV toilet
  • Prevents odor backup and waste leakage into the bathroom
  • Maintains proper water seal for efficient flushing performance
  • Durable rubber and plastic construction designed for RV use
  • Direct replacement — no modifications needed
  • Easy installation for DIY RV owners or professional technicians

Technical Specifications

Specification Details
Part Number 385311716
Manufacturer Dometic
Component Type Water Seal Assembly
Application Dometic RV Toilets

Frequently Asked Questions

How do I know if my water seal assembly needs replacement?
Common signs include persistent sewer odors coming from the toilet, water leaking around the base of the toilet, weak or incomplete flushing, or visible cracks in the seal. If you notice any of these issues, the water seal assembly likely needs replacement.
Is this a difficult part to replace myself?
Most RV owners can replace the water seal assembly with basic tools and about 30 minutes of time. You'll typically need to remove the toilet bowl from the base, disconnect the water supply, and swap out the old seal for the new one. Consult your Dometic toilet manual for model-specific instructions.
Will this part fit my specific Dometic toilet model?
This part number fits multiple Dometic toilet models, but compatibility varies. Contact our expert support team with your RV's year, make, and model, or your toilet's model number, and we'll confirm the exact fit before you order.

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 stock, backed by our expert support team. When you need the exact part to keep your RV running smoothly, Elkhart RV Parts has you covered.

$752.16

Original: $2,149.02

-65%
Dometic RV Toilet Water Seal Assembly - Part# 385311716—

$2,149.02

$752.16

Product Information

Shipping & Returns

Description

The Dometic water seal assembly is a critical component that prevents odors and waste from backing up into your RV's bathroom. This seal sits at the base of your Dometic toilet and maintains a watertight barrier between the bowl and the waste tank below. If your toilet is leaking, has weak flushing action, or emits sewer odors, a worn or damaged water seal assembly is often the culprit.

Key Features

  • Genuine OEM Dometic replacement part — exact fit for your RV toilet
  • Prevents odor backup and waste leakage into the bathroom
  • Maintains proper water seal for efficient flushing performance
  • Durable rubber and plastic construction designed for RV use
  • Direct replacement — no modifications needed
  • Easy installation for DIY RV owners or professional technicians

Technical Specifications

Specification Details
Part Number 385311716
Manufacturer Dometic
Component Type Water Seal Assembly
Application Dometic RV Toilets

Frequently Asked Questions

How do I know if my water seal assembly needs replacement?
Common signs include persistent sewer odors coming from the toilet, water leaking around the base of the toilet, weak or incomplete flushing, or visible cracks in the seal. If you notice any of these issues, the water seal assembly likely needs replacement.
Is this a difficult part to replace myself?
Most RV owners can replace the water seal assembly with basic tools and about 30 minutes of time. You'll typically need to remove the toilet bowl from the base, disconnect the water supply, and swap out the old seal for the new one. Consult your Dometic toilet manual for model-specific instructions.
Will this part fit my specific Dometic toilet model?
This part number fits multiple Dometic toilet models, but compatibility varies. Contact our expert support team with your RV's year, make, and model, or your toilet's model number, and we'll confirm the exact fit before you order.

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 stock, backed by our expert support team. When you need the exact part to keep your RV running smoothly, Elkhart RV Parts has you covered.