Fernco 1056-43 4" x 3" Flexible Coupling (Connects Cast Iron, PVC, Steel or Lead)
This coupling transitions 4" cast iron or PVC to 3" cast iron or PVC.
Application:
- Drain
- Sewer
- Vent Piping
- Waste
Dimensions:
- Overall Length: 4.03"
- Overall Width: 5.17"
Specs
| Product Type: |
Coupling |
|---|---|
| Size: |
4" x 3" |
| Min Temp (F): |
-30°F |
| Max Temp (F): |
140°F |
| Temperature Range (F): |
-30ºF to 140ºF |
| Torque: |
60 lb-in |
Product Information
Product Information
Shipping & Returns
Shipping & Returns

Fernco 1056-43 4" x 3" Flexible Coupling (Connects Cast Iron, PVC, Steel or Lead)
Fernco 1056-43 4" x 3" Flexible Coupling (Connects Cast Iron, PVC, Steel or Lead)
This coupling transitions 4" cast iron or PVC to 3" cast iron or PVC.
Application:
- Drain
- Sewer
- Vent Piping
- Waste
Dimensions:
- Overall Length: 4.03"
- Overall Width: 5.17"
Specs
| Product Type: |
Coupling |
|---|---|
| Size: |
4" x 3" |
| Min Temp (F): |
-30°F |
| Max Temp (F): |
140°F |
| Temperature Range (F): |
-30ºF to 140ºF |
| Torque: |
60 lb-in |
Original: $7.44
-65%$7.44
$2.60Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
This coupling transitions 4" cast iron or PVC to 3" cast iron or PVC.
Application:
- Drain
- Sewer
- Vent Piping
- Waste
Dimensions:
- Overall Length: 4.03"
- Overall Width: 5.17"
Specs
| Product Type: |
Coupling |
|---|---|
| Size: |
4" x 3" |
| Min Temp (F): |
-30°F |
| Max Temp (F): |
140°F |
| Temperature Range (F): |
-30ºF to 140ºF |
| Torque: |
60 lb-in |














