The Polypipe SPV110B Air Admittance Valve 4in/110mm is a high‑quality PVCu solvent socket valve designed for 110 mm soil/vent systems. Suitable for external use, it allows air into wastewater drainage and prevents foul gases from entering the building. Certified to BS4514 & EN1329, it’s ideal for 4‑inch soil stacks in commercial or domestic installations.
The Polypipe SPV110G is a 110mm air admittance valve (AAV) designed to prevent siphoning in soil and vent pipe systems. Made from durable PVCu with a solvent socket connection, it ensures a secure, leak-free installation. Suitable for both internal and external use, this valve allows air to enter the pipework when needed, maintaining correct pressure and improving system efficiency. Compliant with BS EN 12380 standards, the SPV110G is ideal for domestic and commercial plumbing applications, offering a compact and reliable solution for ventilating waste pipe systems.
The Wavin Osma OsmaW 40mm ABS Air Admittance Valve (White) 4S303W provides efficient ventilation for soil and waste systems, preventing trap siphoning. Perfect for domestic plumbing, it ensures reliable airflow and smooth drainage in 40mm pipe installations.
The Wavin OsmaS ABS AAV WT 110 4S304W is a high-quality air admittance valve for 110 mm soil and waste systems. Designed to prevent unpleasant odors and maintain proper airflow, it ensures reliable, leak-free performance while simplifying installation in residential and commercial plumbing systems.
The Wavin Osma OsmaS 110mm ABS Air Admittance Valve (Grey) 4S306G provides reliable ventilation for soil and waste systems, preventing siphoning of traps. Ideal for domestic and commercial plumbing, it ensures smooth drainage and compliant airflow in 110mm pipe installations.