Wall Sleeve 45° to suit 150mm i/d – Schiedel Twin Wall Flue

Wall Sleeve 45 Degree. ICS is converted into ICS Plus by adding a lip seal to each component with a male form on the liner. This creates a twin wall insulated chimney system designed for the new generation of condensing gas and oil appliances, with continuous operating temperatures up to 200°C, short firing up to 250°C, and positive pressure up to 200pa at the appliance outlet.