Common Chimney Mistakes Highlands Homeowners Make (and How to Avoid Them)

Learn the safe DIY habits Highlands homeowners can use to avoid costly chimney mistakes and when to call a pro.

Highlands homeowners can prevent dangerous chimney issues with simple maintenance, but some problems require a licensed sweep. Learn the safe DIY steps and the warning signs that mean it’s time to call Marcus T Chimney Inc.

Skip the DIY deep clean — but do these 3 safe maintenance tasks

Highlands chimneys face salty air and seasonal storms, so start with the basics: inspect the chimney cap for rust or cracks after winter storms using binoculars from the ground. Check the flashing around your chimney for gaps or loose sealant—this is a common entry point for water that damages masonry. Finally, clear debris like leaves or pine needles from the roof near the chimney crown; these can clog gutters and redirect water toward vulnerable spots. These tasks take minutes and prevent costly water damage without climbing on your roof. Learn more about our full list of services.

Burn the right fuel in your Highlands fireplace to cut creosote buildup

Highlands homeowners often burn wet or treated wood, which creates thick creosote—a flammable glaze that coats chimney flues. Use only seasoned hardwood like oak or maple, stored under cover for at least 6 months. Avoid pine or cedar, which spark more and leave resin-rich deposits. Burn smaller, hotter fires instead of smoldering logs; this reduces soot and creosote formation. Never burn trash, cardboard, or driftwood—these materials release chemicals that corrode liners and flues. See request a free estimate / contact us.

Spot these 5 warning signs before they become dangerous problems

If you notice a musty smell in your living room near the fireplace, it could mean water is seeping into your masonry—especially common in Highlands’ humid summers. A white, chalky stain on the exterior bricks signals efflorescence, a sign of water damage. Hear a rumbling or popping sound during a fire? It may indicate a blockage or creosote buildup. Also, check for crumbling mortar joints or a leaning chimney stack; these suggest structural issues that need immediate attention. If any of these appear, stop using the fireplace and call a professional.

Never DIY these 3 chimney jobs — here’s why

Relining a chimney requires specialized tools and knowledge of local building codes—mistakes can void warranties or cause carbon monoxide leaks. Installing a chimney cap improperly can trap moisture inside, accelerating rust and deterioration. Likewise, repairing cracked flue tiles or masonry without proper sealing can lead to hidden water damage that worsens over time. These jobs demand a licensed sweep with experience in Highlands’ coastal conditions. Leave them to the pros to ensure safety and compliance.

When to call Marcus T Chimney Inc — your Highlands chimney experts

If your chimney hasn’t been inspected in over a year, shows signs of water damage, or you’re unsure about its condition, it’s time to call us. We provide thorough inspections, relining, cap installations, and repairs tailored to Highlands’ coastal climate. Our team is licensed, insured, and familiar with local building codes. Schedule a free estimate today to protect your home and family. Visit our services to see all we offer or contact us to book your appointment.

Frequently Asked Questions

Why does my Highlands chimney smell like mildew even when I don’t use the fireplace?

Answer: A musty odor usually means water is entering your chimney through cracks or gaps in the masonry. Highlands’ salty air and frequent rain accelerate this damage. Check the flashing and crown for leaks, and consider a waterproofing treatment. If the smell persists, call us for a full inspection—hidden moisture can lead to mold or structural failure.

Can I just sweep my own chimney flue with a brush from the hardware store?

Answer: While a basic chimney brush can remove loose soot, Highlands chimneys often need professional cleaning due to creosote buildup and flue damage. Our certified sweeps use specialized tools to clear stubborn deposits and inspect for cracks or blockages. DIY cleaning risks leaving dangerous creosote behind or damaging the flue liner.

What’s the safest way to prep my Highlands fireplace for summer without climbing on the roof?

Answer: Start by covering your fireplace opening with a sturdy screen to block debris. Then, inspect the chimney cap from the ground using binoculars—look for rust, cracks, or missing mesh. Clear leaves from the roof near the chimney and check gutters for clogs. These steps protect your chimney without risking a fall.

Some chimney sweep work isn't safe to DIY. Marcus T Chimney Inc is licensed, insured, and gives Highlands homeowners a free written estimate.

Your Highlands Chimney Deserves Expert Care—Let’s Get It Done

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