This 3/4" hose fitting is a genuine Dometic replacement component designed for the PMP500 water pump system. If your RV's freshwater or wastewater lines are leaking at connection points or you're replacing worn fittings during routine maintenance, this OEM part ensures a secure, leak-free seal.

Key Features

• 3/4" diameter fitting size — standard for most RV water systems
• Genuine Dometic OEM part — exact replacement for PMP500 pump applications
• Durable construction — designed to withstand RV water system pressures
• Easy installation — compatible with standard hose connections
• Prevents leaks — maintains system integrity and water efficiency

Technical Specifications

Specification	Detail
Fitting Diameter	3/4"
Compatible Pump	Dometic PMP500
Part Number	225510021
Type	Hose Fitting

Frequently Asked Questions

Will this fitting work with my RV's freshwater and wastewater systems?

Yes, this 3/4" fitting is designed for use in both freshwater supply and wastewater lines on RVs equipped with the PMP500 pump. Always verify your pump model before ordering.

How do I know if I need to replace my hose fittings?

Replace fittings if you notice water leaks around connection points, corrosion, cracks, or if the fitting no longer holds a tight seal. Regular inspection during winterization is recommended.

Is this a genuine Dometic part?

Yes, this is an authentic OEM Dometic part. We source all components directly from Dometic to ensure compatibility and reliability with your RV systems.

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 to help you get your RV systems running smoothly.