Poly Plugs | Durable Temporary Duct & Conduit Seals
Poly Plugs provide a simple, cost-effective way to protect open duct and conduit ends during construction or storage. Designed for quick installation, these snap-in plugs form a reliable seal that prevents moisture, debris, and animal intrusion—preserving conduit integrity and keeping job sites clean and safe.
Key Features & Benefits
- Tapered, Secure Fit – Scalloped walls create a tight, dependable seal that stays in place even under vibration or handling.
- Tool-Free Installation – Easily installed or removed by hand using the reinforced flanged lip—no tools required.
- Durable LDPE Construction – Molded from low-density polyethylene for long-lasting resistance to temperature extremes, UV, and chemicals.
- Built-In Rope Tie – Integrated rope-tie eyelet allows simple attachment of pull tape, mule tape, or tracer wire.
- Cost-Effective Protection – Provides temporary yet rugged sealing performance, ideal for jobsite or staging applications.
- Versatile Fit – Available in multiple trade sizes for standard PVC, HDPE, and fiberglass conduit configurations.
Ordering Information
| Product Number | Data Sheet | Trade Size (in) | Trade Size (mm) | Case Qty |
|---|---|---|---|---|
| 2250-010 | 1.00 | 25 | 100 | |
| 2250-012 | 1.25 | 32 | 100 | |
| 2250-015 | 1.50 | 40 | 100 | |
| 2250-015-B* | 1.50 | 40 | 100 | |
| 2250-020L | 2.00 | 50 | 100 | |
| 2250-025 | 2.50 | 65 | 100 | |
| 2250-030 | 3.00 | 80 | 80 | |
| 2250-035 | 3.50 | 90 | 80 | |
| 2250-040 | 4.00 | 100 | 50 | |
| 2250-050 | 5.00 | 125 | 40 | |
| 2250-060 | 6.00 | 150 | 30 | |
| 2250-080 | 8.00 | 200 | 12 |
Documentation
- Download Cut Sheet (Standard)
- Download Cut Sheet (Metric)
Poly Plug | Duct Plug | Conduit Seal | Temporary Duct Cap | LDPE Plug | Low Density Polyethylene | Underground Duct Protection | Weather Seal Plug | Utility Pipe Supply
Conduit End Plug | Innerduct Seal | Jobsite Duct Cap | Construction Plug | Rope Tie Plug | Telecom Fiber Conduit Plug | Poly Plug 1 to 8 Inch | Protective Plug | Cal Am Manufacturing
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