Size 625 x 240 x 225mm Shape Rectangular Brand Insta Block Material Autoclaved Aerated Concrete Usage/Application Side Walls Product Type Blocks Brick/Block Color Gray Precision in Size +/- 5mm Dry Density 550 to 650 kg/m3 Fire Resistance 2 to 6 hours Thermal Conductivity 0.16 W/m-K Drying Shrinkage 0.04% Sound Insulation Index 45 dB We are offering 625 x 240 x 225mm AAC Block to our clients. Features: Energy efficient Acoustic properties Workability Pest resistant Better earthquake resistance High compressive strength Economical Easy and quick to install Super fire resistance and thermal insulation Resistance to air and water penetration Proven durability and dimensional stability