Our Process

Repairing chimney stucco in Black Hammock, step by step

Telling a moving crack from a settled one

The International Masonry Institute separates stucco cracks into two groups. A crack that is still moving, which a crack gauge can confirm over time, may suit a flexible sealant, sometimes with sand broadcast into it to match the texture. A crack that has stopped moving is better repaired with a rigid repair mortar.

That distinction decides the repair on your Black Hammock chimney. Hard mortar in a live crack tends to crack again beside the patch, and a settled crack treated as live leaves a soft seam in the finish. Where the answer is not clear on the day, our team explains how the crack can be watched before the final repair is chosen.

Getting the stucco color close

Color is harder than texture. The brief notes that a close match can generally be approximated with sand and pigments, but it takes testing and comparing dried test samples with the original, and even the amount of water in the mix changes the color once it dries.

For an unpainted stucco chimney in Black Hammock, we mix and dry samples before the finish coat and show you how close they come. Where a small patch on a prominent face would still show, painting the whole chimney after the repair makes it read as one surface, and we price that option too.

Rusted lath behind chimney stucco

Water that gets behind stucco rusts metal lath and nails, Preservation Brief 22 explains, and the finish eventually loses its bond and pulls away. That is the reason Florida's code (section R703.7.1) insists on corrosion-resistant lath and attachments.

Rust bleeding through the surface, a hollow sound and stucco that gives when pressed all point to lath trouble. If the lath behind a section of your Black Hammock chimney has corroded, our team replaces it with corrosion-resistant lath and fasteners before the new coats go on, and prices that work apart from the finish.

Drainage at the base of the stucco

Stucco over framing is designed to let water that gets behind it drain out. Florida's code (section R703.7.2.1) calls for a corrosion-resistant weep screed placed no less than 4 inches above soil or 2 inches above paving, of a type that lets trapped water drain to the exterior.

Drainage details like this are easy to bury under a patch or a thick coat of paint. When we repair stucco at the base of a framed chimney wall on your Black Hammock home, our crew keeps the existing drainage path open and tells you if earlier work has blocked it.