L&B Rectangular Ducting
All rectangular ducting and square ductwork are manufactured in galvanised steel to BS EN 10346 grade, available from Norwich, Essex, and Northampton, and shipped UK-wide. Sections are available uninsulated or internally lined with acoustic insulation, using flange/slip-and-drive connections as standard. Typical lead time is 7-10 working days; section sizes available include 500mm/750mm/1000mm/1250mm/1500mm.
If you are looking for something very specific, speak to our team 01603 986784.
Rectangular Ducting
Rectangular & Square Ducting – Bespoke HVAC Ducting Solutions
Starting from £10.19
L&B sells galvanised trade ductwork rather than domestic use. However, you might consider our plastic flat duct if you want a domestic product.


