
Plumbright 22 x 15mm Reducing Straight Coupler White plastic
SKU: 168337

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- Orders over £300
- Free UK delivery
- Tiles & flooring orders
- £60 flat rate per order
- All other orders
- £100 flat rate per order
- Delivery time
- Up to 20 business days • Fully tracked
- Returns window
- 14 days from receipt, in-stock items in original condition
Plumbright Push-Fit Reducing Straight Coupler
The Plumbright Push-Fit Reducing Straight Coupler is designed to create a secure and reliable connection between different pipe sizes within plumbing and wet underfloor heating systems. Manufactured for fast installation and dependable long-term performance, this push-fit plumbing fitting provides a clean and efficient solution for transitioning between primary and secondary pipework.
Suitable for hot and cold water systems, this reducing coupler helps simplify pipework layouts while reducing installation time compared to traditional connection methods.
Key Features and Benefits
- Push-fit design for quick and straightforward installation
- Ideal for connecting different pipe diameters within plumbing and heating systems
- Suitable for hot and cold water applications
- Provides a secure and watertight connection
- Compatible with barrier pipe systems commonly used in wet underfloor heating
- Clean white finish for a neat and professional appearance
- Designed for long-term reliability and durability
- WRAS approved and KITEMARK certified
Suitable Applications and Compatibility
This reducing straight coupler is suitable for a wide range of domestic and light commercial plumbing installations, including wet underfloor heating systems, heating circuits, and general water distribution pipework.
Compatible with hot and cold barrier pipe systems, it can be used in renovations, upgrades, repairs, and new installations where different pipe sizes need to be connected efficiently and securely.
Role In Underfloor Heating
Within a wet underfloor heating installation, reliable pipe connections are essential for maintaining system efficiency, water flow, and long-term performance. This reducing coupler helps create smooth transitions between pipework sections while supporting leak-free operation throughout the heating system.
The push-fit design also helps reduce installation time on site, making it a practical solution for both professional installers and DIY users working on underfloor heating floor build-ups and connected plumbing systems.
Guidance
Ensure pipework is cut cleanly and prepared correctly before installation. Always confirm compatibility with the intended pipe system and follow current plumbing and heating regulations during installation.
Pressure testing should be completed before the final floor finish is applied in any wet underfloor heating project.
Technical Overview
- Push-fit reducing straight plumbing coupler
- Manufactured from durable engineered plastic materials
- Suitable for hot and cold water systems
- Compatible with barrier pipe systems
- WRAS approved
- KITEMARK certified
- Designed for high-pressure plumbing and heating applications
- Suitable for use in wet underfloor heating systems
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