Sakrete - Type N Mortar Mix is a general purpose, pre- blended mixture of sand and masonry cement or sand, lime and portland cement. For laying brick, block and stone in load bearing walls above grade. Build walls, planters, and chimneys. For tuck pointing or repairing existing mortar joints. Can also be used for scratch and brown coat in stucco applications. Meets property requirements of ASTM C270 and C1714. 750 psi, Applications from 1/4" (6.4 mm) to 1/2" (13 mm), Above Grade applications only.