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Concave Joint                         

This popular type of joint is formed in mortar through the use of a curved steel jointing tool. It is very effective at resisting rain penetration due to its recessed profile and the tight seal formed by compacted mortar. Patterns are emphasized on a dense, smooth surface, and small irregularities are hidden.

Concave

Joint

Not only do you have a choice of mortar color there is also a choice in jointing style.
Since mortar joints make up 18 to 20 percent of the wall surface, the jointing style is  instrumental in complementing the overall design and appearance of the masonry.
 

Weather Joint

Weather Joint

Mortar is recessed increasingly from the bottom to the top of the joint, with the top end not receding more than 3/8-inch into the wall. The straight, inclined surfaces of the bed (horizontal) joints tend to catch the light and give the brickwork a neat, ordered appearance. 

Beaded

(Convex)

Beaded Joint

Raising a rounded, bead-shaped segment of the mortar away from the masonry surface produces an old-fashioned, formal design. Although beaded joints can create interesting shadows, they are not recommended for exterior use on brick due to their exposed ledges, but on rocky face stone a convex joint should be used to add symmetry.

Grapevine joint

 

Grapevine Joint

Most popular during America’s Colonial period, this design is often replicated in newer brickwork. It is created with a grapevine jointer, which is a metal striker with a raised bead that creates an indented line in the center of the mortar joint. These lines are often rough and wavy, simulating the generally straight yet slightly irregular appearance of a grapevine. It is commonly used on antique-finish brickwork.

V Joint

V Joint

This type of joint is made with a V-shaped jointer soon after the bricks are Tuckpointed. Ornamental and highly visible, the joint conceals small irregularities and is highly attractive. Like the concave joint, the V-joint is water-resistant because its formation compacts the mortar and its shape directs water away from the seal.

Struck

Struck Joint

Also used on Chicago Common brick, the struck joint emphasizes horizontal lines. Creates a uniform and level appearance to older brickwork that may have been laid haphazardly. Not as weather resistant as the similar 

Weather Struck joint but aesthetically more pleasing.

Flush

Flush Joint

A "flush" mortar joint is tooled evenly with the face of the brick creating a smooth wall. The joint is usually, but not always, a larger joint. Commonly used on Chicago Common brick, found at the rear or on three sides of a home or apartment building and used in industrial buildings. A more economical mortar joint, due to less labor.

Ribbon

Ribbon Joint

Similar to Beaded or Convex mortar joint, differing, in that the top of the mortar joint is flat. These joints are used frequently in uneven stonework like Flagstone,Random Rubble stone or Polygonal stonework, adding structure and uniformity.

Raked

Raked Joint

For this design, mortar is raked out to a consistent depth. This style

emphasizes the joint creating recessive shadows that in turn highlights the individual brick. Unless it is compressed, it is not as water-resistant as other mortar joints because the design incorporates ledges, which will collect water as it runs down the wall.

 

Mortar Jointing Styles

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