VALVE Anti-Vacuum Valve 32-50 mm White

The VALVE Anti-Vacuum Valve (Air Admittance Valve) is designed to prevent trap siphonage and gurgling in waste water drainage systems. Suitable for connection diameters of 32 mm, 40 mm, and 50 mm, this multi-fit push-fit valve ensures reliable ventilation and odour prevention. Manufactured from durable polypropylene (PP) in white, it complies with BS EN 12380:2002 and is classified as ventilation class A1. Ideal for internal vertical installation, it offers low maintenance and corrosion resistance.

Advantages

This anti-vacuum valve provides effective protection against trap seal loss, eliminating gurgling noises and foul odours. Its multi-fit push-fit design allows quick and secure connection to 32 mm, 40 mm, or 50 mm pipes without special tools. The polypropylene construction ensures long-lasting performance and resistance to corrosion. Compliant with BS EN 12380:2002, it meets building regulations when installed correctly.

Suitable for

• Waste water drainage systems in residential and commercial buildings
• Internal vertical pipe installations
• Preventing trap siphonage and odour escape

Key specifications

• Product Type: Anti-Vacuum Valve (Air Admittance Valve)
• Connection Diameter: 32 mm, 40 mm, 50 mm
• Connection Type: Multi-fit Push-fit
• Material: Polypropylene (PP)
• Colour: White
• Application: Waste Water Drainage Systems
• Function: Prevents trap siphonage and gurgling
• Standard Compliance: BS EN 12380:2002
• Ventilation Class: A1
• Installation Location: Internal
• Mounting Orientation: Vertical
• Corrosion Resistance: Yes
• Odour Prevention: Yes
• Building Regulations: Compliant (when installed correctly)
• Maintenance: Low

Recommendations

For optimal performance, install the valve in a vertical position and ensure it is accessible for inspection. This valve is not suitable for external use or systems with high pressure.