Looking for Quality Ducting Manufacturers? Then you need the specialists at Alastair Young Ltd who manufacture Ducting Fluming, Boiler Flues, Chimney Flues, Bends and Junctions and Caps and Tees. The tubes we manufacture range from 100mm in diametre to 1.4m and are Stainless or Galvanised.We specialise in SPIROLOC, which is a lightweight sheet metal pipe with extraordinary properties! It is a machine made fromstrip sheet metal which is helically rolled and seamed with a four ply lock seam formed on the outside to act as a seal and reinforcing rib. This process results in an amazingly strong - rigid - light and low cost pipe or duct. Most important of all, SPIROLOC cost less to buy and yet goes right on saving through installation, service and long life.Contact us today for all your Ducting manufacturing needs and see how we can help provide the best options for you.