Cracking and Crazing

Flashing tape spans the gaps
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Flashing tape spans the gaps

The product spans the gaps between service components and wall surfaces by sealing... More

December New Products
Cracks in Brick Veneer
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Cracks in Brick Veneer

Q: I have noticed many vertical cracks in the brick veneer on a recently completed... More

Clay Masonry Cracks
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Clay Masonry Cracks

Q: I am working on a building that has 3-foot-high horizontal bands of brick... More

Cracking Problems
Expansion Problems
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Expansion Problems

Our company was asked to tuckpoint the top half of a 20-ft masonry wall. The... More

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Restoring a Historic Landmark

Reagan National Airport (originally National Airport) in Washington, D.C., was completed in 1941 with an art deco design and architecture. Cracks began to appear in the terminal walls with the passage of time and it became necessary to fix the problems. More

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Vertical cracks

The interior concrete masonry wall at a warehouse that I am working on has developed vertical cracks at approximately 12-feet on-center. These cracks generally coincide with the column lines and are halfway between the columns. The actual spacing varies somewhat, but is very close to this pattern. Do these cracks create any problems? How can they be avoided? More

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Is more joint reinforcement needed?

An adjustable hook & eye horizontal joint wire reinforcement will be used in an exterior cavity wall system consisting of a 12-inch concrete unit masonry backup, 2-inch rigid insulation, 1-inch air space, and 4-inch concrete unit masonry veneer. This reinforcing will be installed at 16 inches on center. Since the veneer is 4-inch ground face concrete unit masonry and not face brick, is it necessary to install an additional 4-inch joint reinforcement within this wythe as well? More

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Preventing moisture penetration

I have seen many warehouses built with single wythe concrete masonry walls. How does this wall prevent water from penetrating into the interior? More

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