Ads
related to: can efflorescence be removed from brick
Search results
Results from the WOW.Com Content Network
Primary efflorescence is named such, as it typically occurs during the initial cure of a cementitious product. It often occurs on masonry construction, particularly brick, as well as some firestop mortars, when water moving through a wall or other structure, or water being driven out as a result of the heat of hydration as cement stone is being formed, brings salts to the surface that are not ...
This moisture combined with the freeze-thaw cycle can damage the Formstone material and, if left uncorrected, can lead to further deterioration and penetration of moisture into the underlying brick. [15] This can lead to spalling, efflorescence, and loosened mortar joints on the brick façade. [13]
Efflorescence is usually the result of mineral solutions in the capillary channels being drawn to the surface. If the water evaporates, the minerals remain as the so-called efflorescence. It also can be the result of chemical reaction; if badly prepared cement-based mortar is applied to maintain the stone in position, free calcium hydroxide may ...
In masonry, sulfates produced by the oxidation of pyrite in clay materials can be present in bricks. They are gradually released over a long period of time, causing sulfate attack of mortar, especially where moisture movement concentrates the sulfates. [4]
Shortly after construction was completed, Holmdene's bricks "were beginning to crumble and decompose," [1] manifesting a condition known as "efflorescence," which threatened the stability of the entire edifice. The affected walls were perforce demolished, and Roberts sued for consequential damages arising from the breach of the contract.
Experts are warning that fraudsters are exploiting Black Friday sales to target U.S. shoppers with fake websites and ads for major brands like IKEA, Wayfair and The North Face, after online scams ...
Toxic flame retardants can get into black plastic kitchenware and other items because the black plastic used to make them sometimes includes recycled electronic products that contain flame retardants.
Instead of being able to calmly focus on her chemotherapy treatment, Arete Tsoukalas had to spend hours on the phone arguing with her insurer while receiving infusions in the hospital.
Ads
related to: can efflorescence be removed from brick