The McAlpine WM4 Sink Trap is designed to provide a reliable waste solution for kitchen sinks while accommodating the discharge from domestic appliances. Specifically, it combines an effective water seal with an integrated appliance connection, helping to prevent foul odours from entering the property while safely removing wastewater. Furthermore, its compact design makes it suitable for a wide range of kitchen plumbing installations.
Therefore, the McAlpine WM4 Sink Trap is ideal for both new and replacement sink waste systems. Additionally, it includes a dedicated connection for washing machine or dishwasher discharge hoses, offering a practical all-in-one drainage solution.
The WM4 Sink Trap is manufactured from high-quality polypropylene for durability and long-term reliability. Moreover, it forms part of McAlpine’s trusted range of domestic appliance waste products. As a result, it delivers dependable performance in residential kitchen environments.
Key Features & Benefits:
Effective Water Seal Protection: The trap incorporates a 75mm water seal that helps prevent foul air and sewer gases from entering the property. Consequently, it maintains a clean and hygienic kitchen environment.
Integrated Appliance Connection: The trap includes provision for the discharge hose of a domestic appliance. Ultimately, this allows convenient connection of washing machines or dishwashers without requiring additional fittings.
Suitable for Kitchen Sink Installations: Designed specifically for sink waste applications, the WM4 provides reliable drainage performance in domestic kitchens. Therefore, it is ideal for both new installations and replacement projects.
Durable Polypropylene Construction: Manufactured from robust polypropylene for excellent resistance to corrosion, scale build-up, and everyday wear. As a result, it provides dependable long-term service.
Flexible Installation Options: Compatible with standard kitchen sink waste systems and appliance discharge connections. In addition, the practical design simplifies installation and future maintenance.
Trusted McAlpine Quality: Produced by one of the UK’s leading plumbing manufacturers. Importantly, this ensures high manufacturing standards and reliable system performance.
Technical Specifications:
- Product Type: Sink Trap with Appliance Connection
- Model: WM4
- Water Seal: 75mm
- Material: Polypropylene
- Application: Kitchen Sink Waste Systems
- Appliance Compatibility: Washing Machines and Dishwashers
- Manufacturer: McAlpine





