The Dometic flush blade is the essential valve component that controls water flow during toilet operation in Dometic 300, 310, and 320 series RV toilets. If your toilet isn't flushing properly or water won't drain, a worn or damaged flush blade is often the culprit. This OEM replacement part restores full flushing performance and prevents water leaks inside your RV.

• OEM Dometic replacement part for 300, 310, and 320 series toilets
• Controls water flow and waste evacuation during flush cycle
• Prevents water leaks and restores proper flushing action
• Direct fit—no modifications required
• Durable construction designed for RV plumbing demands
• Easy to install with basic RV maintenance skills

Specification	Details
Part Number	385311214
Compatible Models	Dometic 300, 310, 320 Series Toilets
Component Type	Flush Blade Valve
Application	Fresh Water Flush System
OEM Status	Genuine Dometic Original Equipment

Frequently Asked Questions

Q: How do I know if my flush blade needs replacement?
A: Signs include weak or incomplete flushing, water trickling continuously into the bowl, or water not evacuating waste properly. If your toilet worked fine before, the flush blade is likely worn.

Q: Will this work on my Dometic 310 toilet?
A: Yes. This OEM flush blade fits Dometic 300, 310, and 320 series toilets. Verify your model number on the toilet bowl or tank before ordering.

Q: How difficult is installation?
A: Most RV owners can replace the flush blade in 15–30 minutes with basic tools. You'll need to access the toilet valve assembly. Refer to your Dometic manual or contact our support team for step-by-step guidance.

Why 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 is genuine OEM Dometic equipment backed by expert support to help you get the right component the first time.