I'm currently estimating number of bricks & blocks for my extensions.
How much sand / concrete do I need? Is there a rough formula?
Extension1 approx 4600 bricks / 770 blocks.
Extension2 approx 4100 bricks / 685 blocks.
Ta in advance.
Dave.
How much sand / concrete do I need? Is there a rough formula?
Extension1 approx 4600 bricks / 770 blocks.
Extension2 approx 4100 bricks / 685 blocks.
Ta in advance.
Dave.