Clay pebbles is a lightweight aggregate made by heating clay. It is a unique Green Construction Material which is 100% Natural. Expanded Clay Aggregate (ECA) is a myth-breaking, cost-effective and revolutionary technology that is not only going to change the way we construct buildings and infrastructure but also improve the way we do gardening, irrigation, water filtering and the way we handle geotechnical applications. Expanded clay aggregate(ECA) is possible the only green construction material with numerous benefits that does not need spending a fortune. It can be used in wide variety of places such as: *Waste water treatment *Treatment of surface water *Used as bricks to construct walls *As a sound insulation material *As light weight concrete *For roofs and floors of a building *In Railways and Metro Rail *Landscaping *Used in petrochemicals, Oil and Gas. *Geotechnical use *Light weight sunk filling