
Linx Square
inc. VAT
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See the finish before you commit
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Speak to our team · 020 4634 2203
Free Delivery
On orders over £300
Sold By The m²
Calculator on every tile and floor
Klarna & PayPal
Spread the cost, subject to status
Free Samples
See the finish before you commit
Trade Account
Trade prices on every range
Expert Advice
Speak to our team · 020 4634 2203
Free Delivery
On orders over £300
Sold By The m²
Calculator on every tile and floor
Klarna & PayPal
Spread the cost, subject to status

Trade Prices
Always trade prices, never retail markup.
UK Delivery
£50 flat rate • up to 20 business days.
FENSA Fitting
Professional install available.
by Linx Square
SKU: 168337
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Linx Square
inc. VAT

Linx Square
inc. VAT

Linx Square
inc. VAT

Linx Square
inc. VAT
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 :