Chimney Crown Repair in Fort Lauderdale, FL

The chimney crown — the concrete or mortar slab that seals the top of the chimney around the flue — takes more abuse in Fort Lauderdale than almost anywhere else in the state. It sits fully exposed to the Atlantic-driven rain, the UV intensity of a South Florida summer, and the daily temperature swings that happen even in our mild winters. Crowns that were poured with a weak mix or finished without a proper overhang crack, and once they crack, every summer storm drives water directly into the masonry below.

Chimney Crown Repair: What the Work Looks Like

The kind of chimney crown repair work we handle for Fort Lauderdale homeowners — swipe to see more.

Why Fort Lauderdale Homes Need Chimney Crown Repair

Broward County crowns fail in recognizable patterns. We see shallow surface cracks that homeowners mistake for cosmetic issues until water starts staining the firebox interior. We see crowns that have separated from the flue tile, leaving a gap where wind-driven rain enters during storms. And we see crowns that were repaired before with a standard caulk or hydraulic cement that has since pulled away — temporary patches that give the appearance of repair without addressing the structural issue underneath.

When a crown can be salvaged, we grind out the cracked areas, treat any exposed masonry for moisture, and apply a flexible elastomeric crown coat that bonds to the existing concrete, bridges hairline cracks, and expands and contracts with the temperature cycling that South Florida demands. When a crown has failed structurally — too thin, too flat, or completely separated — we remove it and pour a properly sloped replacement with a drip edge that throws water away from the chimney face.

A sound crown is essential for any Fort Lauderdale chimney heading into June, because once the rain bands from a tropical system hit, a cracked crown is no different from having no crown at all. We often repair crowns as part of a larger leak investigation, but if yours has visible surface cracking that you can see from the ground, it is worth scheduling a close-up look before the next heavy rain season begins.

Signs You Need Chimney Crown Repair

• Visible cracks in the concrete slab at the top of the chimney
• Pieces of the crown or concrete debris at the base of the chimney
• Water stains inside the chimney or on the ceiling below it
• Spalling or flaking brick just below the crown

How It Works