The McAlpine WM3 Standpipe Appliance Trap is designed to provide a reliable waste connection for washing machines and dishwashers. Specifically, it creates an effective water seal that prevents foul odours from entering the building while safely discharging appliance wastewater. Furthermore, its standpipe design incorporates an air break in accordance with appliance manufacturer requirements.
Therefore, the McAlpine WM3 Standpipe Appliance Trap is ideal for both new and existing domestic appliance installations. Additionally, it features a Multifit outlet connection that accommodates either 1½” or 40mm standpipe systems, providing excellent installation flexibility.
The WM3 Standpipe Appliance Trap is manufactured from high-quality polypropylene for durability and long-term performance. Moreover, it forms part of McAlpine’s trusted range of domestic appliance waste solutions. As a result, it delivers dependable operation in residential and light commercial plumbing applications.
Key Features & Benefits:
Effective Water Seal Protection: The trap incorporates a 75mm water seal that prevents foul air and sewer gases from entering the property. Consequently, it helps maintain a hygienic and odour-free environment.
Dedicated Appliance Waste Solution: The standpipe configuration is specifically designed to accept washing machine and dishwasher discharge. Ultimately, this provides a secure and compliant method of appliance waste disposal.
Flexible Multifit Connection: The Multifit outlet suits both 1½” and 40mm diameter standpipes. Importantly, this allows compatibility with a wide range of existing and new plumbing systems.
Integrated Air Break Design: The standpipe arrangement incorporates the air break required by appliance manufacturers. Therefore, it supports safe appliance operation and helps prevent backflow issues.
Future-Proof Installation: The system can be easily adapted or maintained as appliance requirements change. In addition, the straightforward design enables convenient access for servicing and replacement when required.
Technical Specifications:
- Product Type: Standpipe Appliance Trap
- Model: WM3
- Water Seal: 75mm
- Material: Polypropylene
- Outlet Connection: Multifit
- Compatible Standpipe Sizes: 1½” and 40mm
- Application: Washing Machines and Dishwashers
- Manufacturer: McAlpine





