List of featured suppliers of THRESHOLD Drains BS EN 1433:2002 Load Classes A-D on Building Products Index
A threshold is a strip of material, such as wood or stone, that forms the bottom of a doorway, providing a smooth transition between two surfaces. Drains are systems designed to remove excess water, such as rainfall or wastewater, from a specific location. BS EN 1433:2002 is a European standard that defines load classes for drainage channels and gratings, ranging from light-duty pedestrian use (class A) to heavy-duty traffic usage (class D).
