Description This durable air admittance valve is designed for reliable performance in drainage systems. Constructed from high-quality PVC material, it ensures long-lasting use and resistance to wear. The compact design and precise craftsmanship enhance functionality and ease of installation. Ideal for maintaining proper venting in plumbing applications, this valve helps prevent sewer gases from entering living spaces while preserving the water seal in traps. Features - Color: White - Material: PVC - Size: 8.80 x 8.80 x 5.00 cm / 3.46 x 3.46 x 1.97 in - Functions as a PVC suction valve for drainage and air pipe ventilation with rain cap protection - Enables efficient drainage by automatically allowing air intake during negative pressure conditions - Prevents sewer gases from escaping during positive pressure situations - Maintains trap water seals and protects against leaks and system damage - Simple installation by inserting the outer pipe and securing for a tight, reliable connection Package list: 1 x Air Admittance Valve