Designed to create a watertight connection when installing 3½” corrugated pipe into dual-wall or 4″ ribbed pipe.
FDM’s 3½ in. Compression Seal
$16.00
Ships within 7 business days
| Quantity | Discount | Price Per Item |
|---|---|---|
| 1-12 | 10% | $14.40 |
| 13-24 | 15% | $13.60 |
| 25+ | 20% | $12.80 |
Product Details
Dimensions and Specifications
- Easy to install – no tools required
- Accepts 3½ in. or 4 in. corrugated pipe
- Provides watertight connection
- Weather and corrosion-resistant
- Requires no sealants
- No bolts or gaskets required
Installation Instructions
- Use a 5” hole saw
- Lube the pipe and seal with dish-washing liquid or a silicone-based lubricant
- Insert the pipe using a rocking motion
We do not ship outside the 48 contiguous states.
Note: All orders ship within 7 days.








