The Dometic toilet water valve assembly controls water flow into your RV toilet bowl, ensuring proper fill and flush operation. If your Dometic 300, 310, or 320 series toilet isn't filling correctly or water runs continuously, this OEM valve assembly is the exact replacement you need to restore reliable performance.

Key Features

• Genuine OEM Dometic part—exact replacement for factory valve
• Controls water flow and fill level in toilet bowl
• Compatible with Dometic 300, 310, and 320 series toilets
• Durable construction designed for RV use and freshwater systems
• Direct fit—no modifications required
• Restores proper flush and fill operation

Technical Specifications

Specification	Details
Part Number	385314349
Manufacturer	Dometic
Compatible Models	300, 310, 320 Series Toilets
Part Type	Water Valve Assembly
Application	RV Freshwater System

Frequently Asked Questions

How do I know if my water valve assembly needs replacement?

Signs include water not filling the bowl, continuous running water, or weak flushing. If adjusting the water level knob doesn't help, the valve assembly likely needs replacement.

Will this valve fit my specific toilet model?

This assembly is designed for Dometic 300, 310, and 320 series toilets. Verify your model number on the toilet base or in your RV documentation before ordering. Contact our expert support team if you're unsure.

Is this a genuine Dometic part?

Yes, this is an OEM (Original Equipment Manufacturer) Dometic part. We specialize in genuine Dometic replacement parts and do not sell aftermarket alternatives.

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 equipment backed by expert customer support. When you need the exact replacement for your Dometic toilet, we have it in stock and ready to ship.