Description
4mm Barbed Straight Joiner
This 4mm barbed straight joiner is designed to connect two lengths of 4mm micro irrigation tube, making it suitable for repairing damaged tubing, extending existing pipe runs or joining sections of micro irrigation systems. Manufactured from UV-stabilised engineering plastic and supplied by Grow Insane, this fitting is designed for long-term outdoor use in gardens, greenhouses, raised beds and landscaping irrigation systems.Features
- Connects two lengths of 4mm micro irrigation tube.
- Suitable for repairing damaged or cut micro irrigation pipe.
- Ideal for extending existing irrigation systems.
- Manufactured from UV-stabilised engineering plastic.
- Designed for long-term outdoor use.
Common Uses
- Joining two sections of 4mm micro irrigation tube.
- Repairing accidental cuts or damaged pipe.
- Extending micro irrigation supply lines.
- Creating bypass sections through areas where irrigation is not required.
- Garden, greenhouse, raised bed and landscape irrigation systems.
Compatibility
- Suitable for standard 4mm internal diameter (6mm outside diameter) micro irrigation tube.
- Compatible with Grow Insane, Antelco, Hozelock-compatible and most other standard 4mm micro irrigation systems.
Installation
- Cut the micro irrigation tube cleanly using pipe cutters or a sharp knife.
- Push each end of the tubing fully over the barbed connections until securely seated.
- Warming the tube in hot water or direct sunlight will soften the material and make installation easier.











Orders sent the same day when placed before 3.30pm 