5. The results of physical and mechanical properties as per TIS 168-2546 showed that all batches of geopolymer bricks were in compliance with the requirement of dimension and tolerance, wryness, deviation from the right angle, holes, rails and cracks. For water absorption, only geopolymer bricks with concrete residue could meet the requirement. In stain, only geopolymer bricks without concrete residue could meet the requirement. However, all batches of geopolymer bricks could not meet the requirement of compressive strength.