Description
The Weil McLain 383-500-385 is a factory-assembled Return Water Pipe Assembly designed as a genuine OEM replacement component for compatible Weil McLain boiler systems. This all-inclusive assembly simplifies installation and ensures a proper, leak-free connection in the boiler’s return water circuit.
What’s Included
- Return water pipe
- Drain valve
- Cap (pre-assembled)
- Compression fitting
Key Features & Benefits
- Genuine Weil McLain OEM part — ensures compatibility and reliable performance
- Pre-assembled components reduce installation time and minimize the risk of field assembly errors
- Compression fitting provides a secure, leak-resistant connection to the return water line
- Integrated drain valve allows for easy system draining and maintenance
- Assembled cap keeps the drain valve protected when not in use
- Designed for use in hydronic heating systems requiring a return water pipe connection
Application
This return water pipe assembly is intended for use with specific Weil McLain boiler models. Always verify compatibility with your boiler’s model and series before ordering. Using genuine OEM replacement parts helps maintain system efficiency, warranty compliance, and long-term reliability.
Specifications
- SKU: 383-500-385
- Brand: Weil McLain
- Assembly Type: Return Water Pipe Assembly
- Includes: Pipe, Drain Valve, Cap (Assembled), Compression Fitting
- Part Type: OEM Replacement







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