
Linx Square
inc. VAT
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
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: 168333
Need help with this product?
Our team can advise on specification, quantities and delivery — Mon–Fri, 9am–5pm.
Visit the Help CentreSelection

Linx Square
inc. VAT

Linx Square
inc. VAT

Linx Square
inc. VAT

Linx Square
inc. VAT
Plumbright 15mm Straight Plastic Coupler The Plumbright 15mm Straight Plastic Coupler is a reliable push-fit fitting designed to join 15 mm pipes quickly and securely. Ideal for creating straight connections in water-carrying circuits, this coupler is suited to plumbing and heating installations where a robust, easy-to-install joint is required. Key Features and Benefits Push-fit design for fast, tool-free installation and secure pipe connection Durable white plastic construction that resists corrosion and maintains a neat appearance in exposed installations Consistent and reliable seal to help prevent leaks and ensure system integrity Compatible with standard 15 mm pipe for versatility across plumbing and underfloor heating systems Maintenance-free once installed, with long-lasting performance Suitable Applications and Compatibility Connects two lengths of 15 mm pipe in straight runs Suitable for hot and cold water plumbing circuits Works with compatible pipe materials commonly used in wet underfloor heating installations Ideal for both new builds and retrofit projects where simple couplings are needed Role in Underfloor Heating In wet underfloor heating systems, reliable pipe connections are essential for efficient heat distribution and leak-free performance. This straight coupler provides a secure joint between pipe sections, ensuring continuity of flow throughout your underfloor heating circuit and supporting system reliability over time. Technical Overview Designed for 15 mm pipe connections Push-fit mechanism for quick assembly without the need for soldering, adhesives, or specialised tools Manufactured from robust plastic to resist corrosion and wear Compatible with industry-standard plumbing and heating pipework