Protection Sleeve x 150mm Protection Sleeve x 150mm SKU: 20-150-PS The top insert sleeve slides inside the flexible chimney liner at the top of the installation and is used together in conjunction with the Top Plate and Top Clamp, this will support the weight of the liner at the top of the stack. Availability: In stock £18.99 Qty: Add to Cart Email to a Friend Additional Information Additional Information Additional Information SKU 20-150-PS Diameter 150mm (6") CMS tab x Add to Cart Price: Actual Price: Our price is lower than the manufacturer's "minimum advertised price." As a result, we cannot show you the price in catalog or the product page. You have no obligation to purchase the product once you know the price. You can simply remove the item from your cart. Our price is lower than the manufacturer's "minimum advertised price." As a result, we cannot show you the price in catalog or the product page. You have no obligation to purchase the product once you know the price. You can simply remove the item from your cart.