Chimney Acting Up? A Bloomington Homeowner’s Safe Troubleshooting Checklist

Tips · October 17, 2026

A chimney acting up in Bloomington? Start with simple checks, smoke smell, draft issues, or soot buildup, but stop immediately if you see sparks, cracks, or rust. Most homeowners can handle basic prep, but dangerous repairs or structural damage require a pro like Desert Tan Chimney Co. to avoid carbon monoxide risks or costly mistakes. Always prioritize safety over DIY limits.

Step 1: Check for Obvious Smoke or Draft Problems in Your Bloomington Fireplace

If smoke backs into your home instead of rising up the chimney, start by ensuring the damper is fully open. For gas fireplaces, verify the pilot light is lit and the venting system isn’t blocked. In Bloomington’s dry climate, creosote buildup can clog flues, look for a faint yellow or orange tint in smoke as a warning sign. Never attempt to remove creosote yourself; it’s highly flammable and requires professional tools. If the draft is weak but no smoke is present, the issue might be a blocked cap or wind direction. Clear debris from the cap if it’s accessible, but avoid climbing ladders or using sharp tools. For persistent draft problems, schedule a chimney inspection in Bloomington to rule out structural blockages. More on this in what we do page.

Step 2: Inspect for Visible Damage Around Your Chimney (Safety First)

Walk around your home’s exterior and look for cracks in the masonry, rust on metal flashing, or missing mortar between bricks. Bloomington’s freeze-thaw cycles can accelerate wear, so check for crumbling mortar or loose bricks, these can let water seep in and freeze, causing further damage. If you spot cracks wider than 1/8 inch or rust spreading on the chimney crown, stop and call a professional. DIY repairs with mortar or caulk won’t fix deep structural issues, and improper fixes can void warranties or create hazards. For minor cosmetic damage, like loose cap screws, tighten them with a wrench, but never attempt to weld or cut metal yourself. Take a look at get in touch for a free estimate.

Step 3: Test for Carbon Monoxide Risks (Never Ignore This)

If you or your family experience headaches, dizziness, or nausea near the fireplace, grab a carbon monoxide detector and test the air. A chimney leak or blocked flue can let deadly CO gas into your home. Never run a gas fireplace or oven without proper ventilation if you suspect a leak, it’s a silent killer. If the detector alarms, evacuate immediately and call Desert Tan Chimney Co. for an emergency inspection. Bloomington’s older homes are especially vulnerable to undetected leaks, so treat this as a red flag. For peace of mind, our team offers CO leak testing during inspections, schedule one before winter sets in. Full details in our crew and certifications.

RED FLAGS: When to Drop DIY and Call Desert Tan Chimney Co. Before Holiday Rush

Some chimney issues are invisible until it’s too late. Stop DIY and call us if you see: sparks flying from the fireplace (sign of heavy creosote buildup), a strong odor of gas or rot (indicating a cracked flue or animal nest), or water stains on ceilings near the chimney (a sign of a leak). Bloomington’s hard water can corrode chimneys faster, so rust or mineral deposits are urgent warnings. If your chimney is over 20 years old or made of unlined masonry, even minor symptoms warrant a professional check. Our certified sweeps use video inspections to spot hidden damage, don’t gamble with your home’s safety. Learn more about where we work.

When Should You Book Desert Tan Chimney Co. for Your East Side Home?

If your chimney has structural damage, a blocked flue, or signs of CO leaks, call Desert Tan Chimney Co. for a thorough inspection. We serve Bloomington and nearby areas like Edina, Richfield, and St. Louis Park, and our crew arrives with the right tools to diagnose and fix issues safely. Unlike DIY fixes, our work includes warranties and code-compliant repairs, critical for Bloomington’s older homes. For a free estimate, visit our contact page or call us directly. Pro tip: Schedule your chimney sweep before winter rush, our team books up fast in Bloomington. We’ll also help you decide between repairing vs. replacing your chimney if damage is severe.

Frequently Asked Questions

My fireplace smokes only on windy days, is that okay, or time to call a pro?

No, this isn’t normal. Wind can worsen a draft issue, but smoke backing up signals a blocked or improperly sized flue. Check if leaves or debris clog the cap, but never climb to remove them, our crew uses specialized tools to clear blockages safely. If the problem persists, schedule a chimney inspection in Bloomington to rule out creosote buildup or a cracked liner. Wind direction can also affect older chimneys, so a professional can assess if your chimney needs a stainless steel liner for better airflow.

I noticed white powdery residue near my Bloomington fireplace, is this mold or just soot?

That’s likely efflorescence, a mineral deposit from water seeping through masonry. While harmless, it’s a sign your chimney needs repointing or a waterproof seal. If the residue is black or greasy, it’s creosote, highly flammable and dangerous to ignore. Never scrub creosote with abrasives or chemicals; our sweeps use high-pressure vacuums and brushes to remove it safely. For efflorescence, a chimney sweep in Bloomington can seal cracks before winter worsens the issue.

Can I use my fireplace after a chimney sweep if it still feels drafty in Bloomington’s cold snaps?

Only if the sweep confirms the flue is clear and the draft is restored. A weak draft after sweeping often means residual creosote or a partially blocked cap. Never force a fire if smoke lingers, this can push toxic gases into your home. If the draft improves but isn’t strong, our team can install a chimney cap or draft inducer to stabilize airflow. Bloomington’s dry air can dry out creosote, making it more likely to cling, so don’t skip annual sweeps.

Rather leave it to a pro? Call Desert Tan Chimney Co..

Get Ready for a Safe and Warm Winter with Desert Tan Chimney Co.

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