Nylon Insert Reducing Coupling – Barbed Reducer for LDPE Poly Pipe, 20mm to 50mm

The Nylon Insert Reducing Coupling connects two different sizes of LDPE poly pipe inline. Both ends are barbed – a larger barbed end for the bigger pipe and a smaller barbed end for the smaller pipe. Use it to reduce down from a main line to a lateral branch, or to change pipe size anywhere in a poly pipe irrigation or water reticulation system.

• Application: Reducing between two different poly pipe sizes inline
• Connection type: Barbed insert x barbed insert (two different sizes)
• Compatible pipe: Class 3 and Class 6 LDPE poly pipe
• Material: Polypropylene (nylon)
• Also available: Nylon Insert Coupling (equal sizes), Reducing Tee, Reducing Cross

Key Features

• Barbed reducing coupling – joins two different poly pipe sizes without an adaptor
• Polypropylene – UV-stable for outdoor and underground irrigation use
• Suitable for Class 3 and Class 6 LDPE poly pipe
• Available in a range of size reductions from 20mm down to smaller diameters

Typical Applications

• Reducing from a poly pipe main line to a smaller lateral
• Changing pipe size within a domestic or agricultural irrigation system
• Farm, garden, and smallholding water reticulation

Technical Specifications

What's Included

• 1 x Nylon Insert Reducing Coupling (selected size combination)

Please note: Poly pipe and clamps are not included. Select the size combination matching your two pipe sizes.

Installation & Compatibility Notes

Push each barbed end firmly into the matching pipe bore until fully seated. For sustained pressure use, clamp each barbed end with a poly pipe clamp. Confirm your pipe sizes (inside bore diameter) before ordering to ensure you select the correct size reduction.

Warranty & Support

Contact Zisabo if you need help selecting the right size reduction for your system.