1. Thermal insulation: AAC blocks have good insulation properties, which can help keep buildings cool in hot weather and warm in cold weather. This can lead to significant energy savings on heating and cooling costs.
2. Fire resistance: AAC blocks are non-combustible and have a low fire propagation index, making them a safe building material.
3. Sound insulation: AAC blocks have good sound insulation properties, making them ideal for use in buildings such as hospitals, schools, and other facilities where noise levels need to be controlled.
4. Lightweight: AAC blocks are lightweight and easy to work with, which can save on construction costs and speed up the building process.
5. Durability: AAC blocks are resistant to moisture, mold, and insects, making them a durable building material.
6. Cost-effective: AAC blocks can be less expensive than traditional brick or concrete blocks, making them a cost-effective building material.
7. Energy-efficient: AAC blocks have good thermal insulation properties, which can reduce the need for heating and cooling, leading to energy savings.
8. Environment-friendly: AAC blocks are made from natural materials, such as sand, cement, lime, and water, and do not produce harmful emissions during the production process.
9. Fast Construction: As they are lightweight, they are easy to cut , lift and place in position, hence help in fast construction.

• Customizable : blocks can be customized according to specific need and aesthetic requirements.

AAC blocks are commonly used in both residential and commercial buildings and are becoming more popular in Kolkata due to its benefits.