Bouyao Pop Up Drainage Emitter 4-Inch — Replacement Lid for 4-Inch Sewer & Drain Fittings

Overview

The Bouyao replacement lid for 4-inch pop-up drainage emitters is designed to fit a wide range of drainage systems, including catch basins and channel drains. This 4-inch lid acts as a dependable discharge point while helping to keep your drainage network clean and ready for use after a rainfall event.

Key Compatibility

• High compatibility with 4-inch hub sewer and drain fittings, making it a versatile addition to many setups.
• Works with popular brands and fittings such as StormDrain, NDS, Rain Bird, and other 4-inch hubs when paired with appropriate adapters.
• Designed as a replacement lid for 4-inch pop-up emitters, ensuring a seamless fit into existing systems.

Automatic Pop-Up & Close

• The cap rises up to about 1 inch as water pressure increases and automatically closes when flow decreases, providing a flat, safe surface when not in use.
• The compact, flat profile reduces snagging and makes maintenance easier without obstructing the path of runoff.

Protection & Versatility

• Designed to keep debris out of the pipes when the emitter is not actively releasing water, helping to maintain flow efficiency over time.
• Serves as a reliable discharge point within a complete drainage system, directing collected stormwater away from structures and erosion-prone areas.

Performance & Site Coverage

• Supports effective drainage by providing a controlled release of stormwater runoff, potentially reducing downstream water accumulation and associated issues.
• Compatible with catch basins and channel drains to help manage standing water and protect vulnerable landscapes.

Note: Please confirm the model and size before purchasing. For questions about the 420C pop-up drainage emitter cap or compatibility, contact Amazon support for assistance.