The McAlpine VP100E Ventapipe 100 is an internal/external air admittance valve designed for plumbing systems. It features a dual-fit synthetic rubber finger seal outlet for a watertight connection, preventing the escape of unpleasant odours or gases. This ventapipe is constructed from high-quality materials for durability and longevity. Its versatile design suits both internal and external plumbing applications, including soil stacks, waste pipes, and underground drainage systems. Installation is straightforward and requires no specialist tools. The VP100E has a 110mm outlet compatible with 4" pipes, ensuring a watertight and airtight seal. It is suitable for commercial and domestic use in kitchens, bathrooms, and toilets, and is appropriate for new build and renovation projects. This ventapipe offers a reliable, cost-effective, and efficient solution for plumbing needs. Key Features: * Fits 4"/110mm soil pipe * Dual-fit synthetic rubber finger seal outlet * A1 rated * Can be installed above or below the flood level * Air flow capacity of 40 l/s * Incorporates a stainless steel mesh * Complies with BS EN 12380:2002 * Temperature range: -20°C to +60°C