Twin wall Drainage Supplied By Speedy Plastics . Manufactured in high density POLYETHYLENE , Twin wall Drain has a smooth internal bore with a corrugated external wall, providing outstanding resistance from impact giving robust strength and durability. Used in applications for civil engineering & agricultural uses in solid twin wall & perforated twin wall . Sizes Stocked , 100mm, 150mm, 225mm, 300mm, 375mm, 450mm, 600mm, 750mm, 900mm & 1050mm
Bore All BBA Certified & Network Rail Approved 2-3 Day Service From The Southern Depot ( 100mm-300mm) Larger Bore Is A Longer Lead Time.