Dometic Water Valve Assembly for RV Toilets — OEM Replacement, Screws Included (385314349)

The Dometic Genuine Water Valve Assembly is the factory replacement that restores reliable water delivery and stops leaks in compatible gravity-flush RV toilets.

When a gravity-flush toilet in your RV starts leaking, refuses to flush properly, or shows inconsistent water flow, replacing the water valve assembly is often the fastest, most durable fix. This OEM Dometic assembly is manufactured to the same specifications as the original part, includes the replacement screws and instructions, and fits a wide range of Dometic gravity-flush models (excluding 300 and 400 Series). Using the correct factory part preserves fit, safety, and warranty alignment while simplifying installation.

How will this assembly resolve leaks and poor flushing?

Replacing the entire water valve assembly replaces worn seals and misaligned components that cause drips and weak flushes. The complete unit is engineered to restore correct water distribution and consistent pressure so each flush performs as intended.

• Full assembly swap eliminates degraded O-rings and valves
• Reestablishes factory water flow patterns for better flushing
• Includes mounting screws and instructions to prevent installation gaps

Is installation difficult and what tools are required?

Installation is straightforward for anyone comfortable with basic RV plumbing and hand tools. The part is a direct-fit OEM replacement, so you won’t need to modify the toilet; follow the supplied directions for a secure, leak-free connection.

• Basic tools: screwdriver, pliers, possibly a wrench
• Factory-fit design reduces alignment or adapter needs
• Clear instructions included to guide each step

Which Dometic toilet models are compatible with this part?

This water valve assembly fits a broad selection of Dometic gravity-flush toilets (excluding 300 and 400 Series). The listing corresponds to multiple OEM reference numbers and model families to ensure you choose the correct factory part.

• Compatible with Dometic models such as 90626, 911, 710, 1006, and many others
• Not for use with 300 or 400 Series gravity-flush toilets
• OEM references listed on the part help verify model match before purchase

Will using this OEM part affect my warranty or long-term performance?

Installing a genuine Dometic component helps maintain the original equipment manufacturer’s specifications and supports long-term reliability. Using factory parts reduces the risk of improper fit or premature failure that can result from non-OEM alternatives.

• Genuine part ensures correct materials and tolerances
• Maintains expected performance and reduces repeat repairs
• Helps preserve warranty coverage tied to OEM replacement parts

Who this is for: This Dometic OEM Water Valve Assembly is suited to RV owners, technicians, and fleet managers who need a dependable, manufacturer-matched solution to stop leaks and restore proper flushing in compatible gravity-flush toilets. If you prefer factory-fit components, want a clear installation path, and value long-term system reliability, this assembly is the appropriate repair choice.