110mm Air Admittance Valve Grey

110mm Air Admittance Valve – Grey (BS487G)

A reliable, high‑performance valve designed to regulate airflow within your soil system and prevent trap seal loss. This 110mm Air Admittance Valve forms part of the Brett Martin Push‑fit Soil System, manufactured to BS EN 1329:2000 and fully compatible with all standard 110mm above‑ground drainage systems.

Its dry‑fix push‑fit connection ensures quick, secure installation, while the valve mechanism allows air into the system when needed—reducing gurgling, protecting water seals, and helping maintain smooth system performance. It integrates seamlessly with Brett Martin Push‑fit Soil, Waste, and Underground systems for a consistent, dependable setup across your project.

Product Details

• 110mm Push‑fit Soil System

• Colour: Grey

• Code: BS487G

• Manufactured to BS EN 1329:2000

• Dry‑fix push‑fit design for fast, tool‑free installation

• Compatible with all 110mm above‑ground drainage systems

• Works with twist‑and‑lock access fittings

• Helps balance system pressure and prevent trap seal loss