But Fly Ash Bricks at low cost in Hyderabad today. Fly Ash Bricks are manufactured from industrial wastes like fly ash, cement, sand/stone dust. Fly ash bricks are extremely durable and less permeable. The lower permeability can efficiently decrease the effect of efflorescence on bricks. These bricks are less porous, absorb less water, and decrease dampness on the walls. Fly ash bricks cost displayed on our website is only for Hyderabad region. We also offer AAC Blocks, Solid Blocks and Red Bricks. Our customers get free delivery across Hyderabad. We have exciting offers for all our products.