Dimension (In mm)(In inches)
Surface
Color
Compressive strength
Water absorption
Insulation
Efflorescence
Mortar thickness
plaster thickness
BIS code
228mm x 110mm x 72 mm
fine and uniform
Grey
100 + kg/cm2
18 - 20 %
Excellent
Nil
6 mm
10 mm (not required for exposed brick work)
12894-1990 revise 2002