Siporex Autoclaved Aerated Concrete (AAC) blocks also known as Light Weight Fly Ash Blocks. It is a lightweight, precast building material that simultaneously provides structure, insulation, and fire and mold resistance. SIPOREX products have ISI (BIS) norms and marking and are conforming to Indian standards.

Siporex AAC Blocks ( Autoclaved Aerated Concrete - " AAC ") a unique and excellent type of building material due to their superheat, fire, and sound resistance, Siporex AAC blocks are lightweight and offer ultimate workability, flexibility, and durability. AAC has excellent thermal insulation and acoustic absorption properties. AAC is fire and pest resistant, and is economically and environmentally superior to the more traditional structural building materials such as concrete, wood, brick, and stone.