W T Knowles offers a comprehensive range of clay pipes and accessories for a variety of applications in the construction industry.Products are supplied into the new housing, civil construction and repair and maintenance markets.Clay has been used as a building material for hundreds of years due to it’s robust construction and environmentally friendly nature.The recently refurbished St Pancras Station is being kept flood free by the inclusion of W T Knowles square to round clay washout gullies and other associated equipment.
The washout gullies have a P outlet as standard but are also available with Q and S outlets and vertical access points with rectangular metal sealing plates to allow for ease of inspection. For further information refer to product code KRG2/1
Raising pieces were also supplied to accommodate tight fit connections to the existing drainage pipe work and the raised floor, which dates from the war years and beyond.
WT Knowles were chosen as the preferred manufacturer due to their unique abilities to manufacture bespoke solutions in clay as a result of their 100 year old history in manufacturing clay pipes, and drainage equipment.