4.215″ All-Plastic PVC Pipe Cap (4″ Fitting ID, Fine Mesh)
$15.99 on Amazon.com (as of October 16, 2026, 10:10 AM EST) View details ↗
Keep your sewer system secure with this **all-plastic, integral-screen pipe cap**—designed to fit snugly inside **4″ D3034 SDR 26 & 35 PVC elbows and fittings** (2-1⁄4″ fitting ID). Engineered for durability, this **one-piece cap** features a **4.215″ outer diameter (OD)** for a tight, interference-free seal, preventing debris, pests (birds, squirrels, insects), and moisture from entering while allowing airflow. Made entirely of **heavy-duty plastic** in the USA, it resists corrosion and stands up to harsh indoor or outdoor conditions.
The **integral mesh screen** comes in multiple options—**fine mesh** (standard), 1⁄4″, 1⁄2″, or 3⁄4″ openings—to balance protection and ventilation based on your needs. Installation is effortless: simply slide the cap into the fitting’s **2-1⁄4″ inner diameter (ID)** for a secure fit, or use PVC cement for a permanent bond if required. Ideal for **sewer lines, drainage systems, and plumbing terminations**, this cap ensures long-term protection without compromising performance.
| Outer Diameter (OD) | 4.215″ (fits 4″ D3034 SDR 26/35 PVC fittings) |
|---|---|
| Fitting Inner Diameter (ID) | 2-1⁄4″ |
| Material | Heavy-duty all-plastic (corrosion-resistant) |
| Mesh Options | Fine, 1⁄4″, 1⁄2″, or 3⁄4″ openings |
| Compatibility | 4″ D3034 SDR 26 & 35 Sewer PVC elbows, couplers, and fittings |
| Installation | Snug slide-fit; optional PVC cement for permanent attachment |






