HARSKIYER 3 Inch Sewer Cleanout Cap – Durable Rubber/Metal Test Plug for Pipes, Sinks & Pools

Overview and benefits

The HARSKIYER 3 Inch Sewer Cleanout Cap blends resilient rubber with a sturdy metal wing nut to deliver a dependable seal for a variety of pipes. The soft rubber can expand to form a tight closure, while the metal wing nut offers a durable grip for secure tightening. This combination is designed to withstand routine maintenance tasks and testing scenarios without sacrificing ease of use.

Shipped fully assembled, the cap is ready to install out of the box, helping you save time and effort. Designed for testing and everyday maintenance, it fits a wide range of threaded pipes and works well with kitchen sinks, bathroom drains, and pool lines. The plug introduces a practical solution for controlled sealing during service work, with no extra tools required to achieve a secure seal.

Key features at a glance

• Quality materials: rubber for expansion and sealing, paired with a corrosion-resistant metal wing nut.
• Fully assembled: comes ready to install, reducing prep time and simplifying tasks.
• Threaded design: versatile fit for most standard pipes, including plumbing and pool systems.
• Easy to use: simply screw into the drain to create a tight barrier without additional tools.
• Broad versatility: suitable for daily use, pool pressure testing, and maintenance-related equipment checks.

Versatile use cases

• Kitchen and bathroom sinks require reliable sealing during maintenance or testing.
• Pipes and drains benefit from a quick, reusable plug for service calls.
• Pools and spa lines can be tested or serviced with a secure shutdown plug.
• Routine inspections and equipment maintenance become faster with a ready-to-use cap.

What’s included and practical notes

• Package includes: 1 x Sewer Cleanout Cap.
• Material notes: rubber and metal provide a balance of flexibility and rigidity for sealing and grip.
• Note: light color differences may occur due to lighting and monitor settings; measurement tolerance is 1–3 mm.

In short, this cap offers a practical sealing solution that supports efficient maintenance workflows across home plumbing and pool systems, with an emphasis on ease of use and reliable performance.