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Feb 5th 2026
The Barbed Tee (also known as an Insert Tee) is the standard solution for splitting a single irrigation line into two separate directions. Whether you are creating a grid layout for a garden bed or branching off a main header to feed multiple zones, this fitting ensures reliable water distribution throughout your system. It is one of the most fundamental irrigation fittings used in agricultural and residential drip systems.
Manufactured from high-impact Schedule 40 PVC, these tees feature sharp, multi-ridged barbs on all three ends. This design allows for a tight friction fit inside Polyethylene tubing, which must be secured with hose clamps to handle high pressure without leaking. The grey PVC construction offers excellent resistance to UV rays and harsh weather conditions.
Specs for the standard 1/2" Tee (most common size).
| Specification | Details |
|---|---|
| Product Type | Insert Tee (Barb x Barb x Barb) |
| Connection Style | Insert (Fits INSIDE tubing) |
| Tubing Compatibility | Standard 1/2" Poly (.600" ID x .700" OD) |
| Material | Gray Schedule 40 PVC |
| Max Pressure | Rated to 50 PSI (With Clamps) |
| MPNs |
1401-005 (1/2"), 1401-007 (3/4"), 1401-010 (1"), 1401-012 (1 1/4"), 1401-015 (1 1/2"), 1401-020 (2") |
| Manufacturer | Dura Plastics |
Secure your system with this clamp-on installation method.
Step 1: Cut the Tubing
Cut your mainline tubing at the point where you want to split the flow. Ensure the cuts are clean and square using a tubing cutter.
Step 2: Add Clamps
Slide a stainless steel hose clamp onto each of the three tubing ends before inserting the fitting.
Step 3: Insert the Tee
Push the barbed ends of the tee into the tubing. Tip: If the tubing is cold or stiff, dip the ends in warm water for 10-15 seconds to soften it. Rock the fitting back and forth until the tubing is flush against the body stops.
Step 4: Tighten Clamps
Slide the clamps over the area where the tubing overlaps the barbs. Tighten them firmly with a nut driver or flathead screwdriver to ensure a leak-proof seal.
Ensure you have the correct size:
Finish your installation with these essential components:
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