Plastic Air ValvesOur Plastic Air Valves are white circular adjustable ventilation valves designed for supply and extract air systems within residential, commercial, and HVAC ductwork installations. Suitable for controlling airflow within duct runs while providing a clean finished appearance.SKU: Alph18Delivery date: 2-3 days Ducting Size *Please select100mm 125mm 150mm 200mm £0.00 ex VAT Buy 5+ Save 5% | Buy 10+ Save 10%5+ Units10+ Units——Qty: Add to cart Custom wishlist OKAdd to wishlistAdd to compare listEmail a friendOur Plastic Air Valves are designed for supply and extract ventilation systems within residential, commercial, and light industrial applications. Manufactured from durable plastic materials, they provide adjustable airflow control and a clean finished appearance.Plastic air valves are commonly used within bathrooms, kitchens, utility rooms, whole house ventilation systems, and ducted ventilation systems where adjustable airflow regulation is required.Compatible / other products include Extract Air Valve Metal, Supply Air Valve Metal, Weather Louvres, Egg Crate Grilles, and Semi Rigid BlackFlex Spectra 200.Suitable for residential ventilation systems, commercial HVAC systems, extract ventilation, and fresh air supply applications, these plastic air valves provide dependable airflow adjustment and easy installation.