Block & Brick Mortar Calculator

Calculate the amount of mortar needed for your masonry project. Enter the number of blocks or bricks to get started.

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Understanding Mortar Requirements

Mortar Types and Uses

Type N

General purpose mortar for above-ground use. Ideal for exterior walls, chimneys, and facing applications.

Compressive Strength: 750 psi

Type S

High-strength mortar for below-grade applications. Perfect for foundations, retaining walls, and manholes.

Compressive Strength: 1,800 psi

Type M

Maximum strength mortar for heavy loads and earth pressure. Used in foundations and hard-stone masonry.

Compressive Strength: 2,500 psi

Type O

Low-strength mortar for interior applications and repointing. Used in non-load-bearing walls.

Compressive Strength: 350 psi