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The Tape Loc x 1/4" Barb is the essential takeoff fitting for initiating 5/8" drip tape rows from 1/2" or larger polyethylene mainline. By utilizing a standard 1/4" (.250) barb inlet, this adapter allows you to branch off your main water distribution line using a simple punch tool, making it the most common starting point for home vegetable gardens and small-scale row crop systems.
Unlike simple friction-fit barbs, this professional irrigation fitting uses the proven Tape Loc mechanical locking nut to grip the tape securely. This ensures a blowout-proof connection that remains watertight even as water temperatures rise or system pressures fluctuate during the peak of the growing season.
Detailed specifications for system compatibility.
| Specification | Details |
|---|---|
| Product Type | Tape Loc x 1/4" Barb Takeoff Adapter |
| Connection 1 (Inlet) | 1/4" Barb (.250) |
| Connection 2 (Outlet) | Tape Loc (Fits 5/8" Drip Tape) |
| Operating Pressure | 0 - 15 PSI (Do not exceed tape rating) |
| Material | Polypropylene with UV Stabilizers |
| MPN | A1-T5B250 |
| Common Brand Names | Irritec, Perma-Loc, Twist-N-Lok |
Install row takeoffs in four easy steps.
Step 1: Prep the Mainline
Lay out your 1/2" (or larger) poly tubing. Use a standard 1/4" Punch Tool like the Purple Handle or Miracle Punch to create a clean hole where you want your drip tape row to start.
Step 2: Insert the Barb
Push the 1/4" barb end of the fitting into the punched hole until it snaps into place. Tug gently to ensure the barb is seated securely against the internal wall of the tubing.
Step 3: Prepare the Tape
Rotate the Tape Loc nut backwards (towards the mainline) to expose the sharp tape barb. Slide your 5/8" drip tape over the barb until it hits the plastic shoulder.
Step 4: Lock it Down
Twist the locking nut forward over the tape and hand-tighten firmly. This compresses the tape against the barb to complete the seal.
Verify your components before installation:
Everything you need for a professional row crop setup:
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