Wavin OsmaVent ABS Air Admittance Valve (White) 110mm - 4S304W

A compact valve that admits air into soil and waste pipe systems, preventing pressure differentials without allowing foul air escape. Suitable for 110 mm (or internal fit over 82 mm) soil pipework. Constructed from durable white ABS, it's A1-rated to BS EN 12380, BBA-approved (No. 86/1643), and includes robust push-fit spigot connections.

• Automatically admits air during discharge to balance the system.
  
• 130 mm tall; push-fit spigot eliminates the need for adhesive.
  
• White ABS resists corrosion, UV, and weathering.
• Fits directly onto 110 mm stack or over 82 mm piping (remove seal).
• A1-rated and BBA-certified for high installation standards.