Full Flow Reducing Coupling – Compression Poly Pipe Reducer 15mm to 25mm

The Microjet Full Flow Reducing Coupling is a straight compression fitting used to join two different sizes of poly irrigation pipe. It enables a step-down from a larger mainline to a smaller sub-main in a straight run, without the need for separate adapter fittings. Available in five reducing combinations from 15mm x 12mm to 25mm x 20mm.

• Application: Straight pipe size reduction in poly irrigation pipe systems
• Sizes: 15x12, 20x12, 20x15, 25x15, 25x20 (larger x smaller)
• System: Full Flow compression fitting
• Connection type: Compression nut and gripper ring — no glue required
• Made by Microjet Irrigation Systems, South Africa

Key Features

• Straight reducing coupling — connects two different poly pipe sizes in a continuous run
• Full Flow compression system on both ends — no glue or heat required
• Five size combinations covering all common irrigation pipe step-downs
• Compact single fitting replaces two separate adapters
• Compatible with the full Full Flow fitting range

Typical Applications

• Reducing from a 20mm or 25mm mainline to a smaller 12mm, 15mm, or 20mm sub-line
• Transitioning between pipe sizes in agricultural and garden irrigation systems
• Connecting to a smaller-diameter drip or microjet line from a larger supply header

Technical Specifications

What's Included

• 1 x Full Flow Reducing Coupling (selected size) with compression nuts and gripper rings

Please note: Pipe not included. Confirm both pipe sizes before ordering.

Installation & Compatibility Notes

Each end of the fitting is sized for a different pipe diameter. Cut all pipe ends squarely. Insert each pipe size into its matching end and tighten compression nuts. Do not overtighten. Not suitable for PVC pressure pipe.

Warranty & Support

Manufactured by Microjet Irrigation Systems, South Africa. Supplied with applicable manufacturer warranty subject to correct installation.

Related products: Full Flow Coupling, Full Flow Reducing Tee, Full Flow Male Adaptor