4" Increaser (026) 80-100mm (80mm at the bottom, 100mm at top) Zoom 4" Increaser (026) 80-100mm (80mm at the bottom, 100mm at top) SKU: 026100SW6 Adaptor used to change from 80mm (3inch) outlet to 100mm (4 inch) going up Availability: In stock £48.99 Qty: Add to Cart Email to a Friend Additional Information Additional Information Additional Information SKU 026100SW6 Diameter 100mm (4") Components Adapters 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.