For laying AAC blocks, fly ash bricks, concrete blocks, etc., it is a versatile, thin jointing material. Due to its enhanced tensile adhesion strength, the product is specially formulated to promote stronger bonding. Fixoblock is a ready-to-use, high-quality mortar composed of cement, graded sand, and additives. Replaces traditional 12-18 mm mortar jointing with a highly adaptable 3-5 mm mortar.