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Mortar is used between bricks, cinder blocks, or stone to bind them and fill any gaps. It is made from sand, a binding agent (cement or lime), and water.

3 votes
2 answers
402 views

What is the North American term for sand used in making mortar for laying a sandstone patio?

They recommend using "sharp sand" to make the mortar for laying sandstone rectangles. The sand has a dark grayish color and fairly large grains. … This sand would be for making mortar, 6 parts sand to 1 part cement. …
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0 votes
1 answer
407 views

Will a mortar made of hydrated lime and sharp sand adhere to a fully cured portland cement s...

Will a mortar made of hydrated lime and sharp sand (no portland in the mix) adhere to a fully cured portland cement substrate subject to freezing temperatures in winter? …
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0 votes
1 answer
36 views

brick jointer with springy blades

I saw a video where the mortar on brick steps was being repaired. The jointer being used had flexible, springy blade-tips, not rigid ones. I'm looking for the name of that tool. …
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4 votes
2 answers
2k views

how to repair a concrete patio slab with crumbling edges

A brick-veneer was adhered with mortar to the outer wall of the concrete slab. That veneer had no foundation beneath it, and so, with the passing years, the veneer has peeled away from the slab. … Prior owners tried the temporary fix of putting some mortar between the bricks, but that has cracked and they've worked loose. The outer edges of the concrete slab have begun to crumble. …
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