Comparison between Fly ash bricks and Clay bricks

In our previous article Fly Ash Bricks, we discussed about the characteristics of fly ash bricks and its advantages. Recently one of our readers asked about the differences between fly ash bricks and clay bricks. Here we have compared both the bricks on the basis of their characteristics which will certainly help you to choose the better one.


Fly ash bricks

Clay bricks

The colour of fly ash brick is same as the manufacturing is carried out using machinery in controlled condition.Not in uniform colour as the colour of brick depends upon type of soil and quality control during production.
Uniform in shape and smooth in finish as the manufacturing is carried out using machinery.Clay bricks are uneven in shape as mostly clay bricks are made manually.
As the surface is even and joints are thinner, no plastering required in normal cases.As the surface finish is not even, plastering is necessary.
Fly ash bricks are lighter as the main composition is fly ash.Clay bricks are heavier as compared to fly ash bricks.
Fly ash bricks are less porous.Clay bricks are more porous.
The cost of fly ash brick is approximate 30% lower than clay brick.The cost of clay brick is higher than fly ash brick.
This is made by using by-product of Thermal Power Plant, which save environment from being polluted.Continuing use of clay bricks in construction industry will lead to extensive loss of fertile top soil. This could be a devastating environmental hazard.

From the above comparison it is very much clear that fly ash bricks are superior to clay bricks and one can use fly ash bricks for construction of house without any hesitation.

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4 thoughts on “Comparison between Fly ash bricks and Clay bricks

  • December 15, 2016 at 9:18 pm

    Thank you for sharing the valuable inputs… only point to fine tune is that fly ash bricks are 33-35% expensive thn to the clay bricks…

    • February 1, 2017 at 1:29 pm

      how expensive fly ash then clay briks

      • February 12, 2017 at 1:32 pm

        The cost of fly ash bricks depends upon the availability of fly ash in that region. However, it is seen that fly ash bricks are cheaper than clay bricks in most of the regions due to scarcity of clay.

  • August 26, 2016 at 4:55 pm

    Well said! Fly ash brick is a gift for today’s construction industry and work in a variety of ways to benefit environment and consumer.


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