This Crack and Joint Sealant stops water infiltration in exterior cracks up to 1/8" in mortar joints on chimneys, brick, or stone walls. This is a brush-on application, and the brush is included. One half-gallon container treats mortar joints surrounding approximately 550 standard size bricks. While this product will not change the appearance of most walls or chimneys, it can leave a slight gloss on dense surfaces. Store at 45 degrees F or above as this product will solidify in the cold. 10-year warranty. Available in a half-gallon containers. Remember, shipping is FREE (contiguous US only).
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