10 Questions to Ask Before Hiring a Chimney Sweep

So, You’re Looking for a Chimney Sweep?

There is something undeniably cozy about a crackling fire, but there’s nothing "cozy" about a chimney fire or carbon monoxide leaks. When it comes to maintaining your hearth, hiring a pro isn't just about cleaning out soot-it’s about home safety.

However, not all sweeps are created equal. Before you let someone onto your roof or into your living room, ask these 10 essential questions to ensure you’re getting a qualified expert and not just someone with a brush and a van.

1. Are You Certified by the CSIA?

The Chimney Safety Institute of America (CSIA) is the gold standard for the industry. Certification means the technician has passed rigorous exams on fire codes, cleaning techniques, and safety standards. If they aren't certified, they’re essentially practicing a hobby on your house.

2. Do You Carry General Liability Insurance?

Accidents happen. If a sweep accidentally damages your masonry or—heaven forbid—starts a fire, you want to know their insurance is covering the bill, not yours. Ask for a current certificate of insurance.

3. How Long Have You Been in Business?

Experience matters. A company that has survived several seasons likely has a solid reputation in your community. While being new isn't a dealbreaker, it’s helpful to know if they have a track record you can verify.

4. Can You Provide Current References?

A reputable sweep should have no problem pointing you toward happy customers. Check online reviews, but also ask for a couple of recent local references. If they hesitate, consider it a red flag.

5. What Does Your Inspection Process Look Like?

A "sweep" and an "inspection" are different things. According to the NFPA 211 standards, there are three levels of inspection:

• Level 1: Basic visual check.

• Level 2: Required for home sales or after an event (like a chimney fire). Includes a camera scan.

• Level 3: Invasive (removing walls or masonry). Ensure they are at least performing a Level 1 inspection alongside the cleaning.

6. Will You Be Checking for Creosote Levels and Blockages?

While it sounds obvious, you need to know exactly what they are looking for. A professional sweep doesn't just "brush and go"; they should be specifically checking for the three stages of creosote buildup—a highly flammable byproduct of wood burning.

Beyond soot, they should also be checking for:

• Animal Nests: Birds and squirrels love the warmth of a chimney, but their nests are major fire hazards.

• Debris: Leaves or fallen masonry that could obstruct the draft.

• Airflow Issues: Ensuring that smoke is being drawn out correctly so carbon monoxide doesn't back up into your home.

7. How Will You Protect My Home From Mess?

A chimney cleaning involves a lot of "fine particulate matter" (soot). Ask about their dust control measures. They should be using high-powered HEPA vacuums and drop cloths to ensure your white carpet stays white.

8. Will You Provide a Written Report?

Don't settle for a verbal "it looks good." You want a documented report detailing the condition of the flue, crown, flashing, and firebox, along with photos of any problem areas. This is vital for your records and potential insurance claims.

9. What is Included in the Estimated Price?

Avoid the "bait and switch." Some companies offer a $29 "special" just to get in the door, then find $2,000 worth of "urgent" repairs. Ask for a clear breakdown of what the base fee covers and what might trigger additional costs.

10. Do You Offer a Warranty on Your Work?

While they can't guarantee your chimney won't get dirty again (that’s up to physics), they should stand behind their repairs and the quality of their inspection.

The Bottom Line

Your chimney is an exhaust system for fire; treat it with the same respect you’d give your car’s engine or your home’s electrical panel. Taking ten minutes to ask these questions can save you thousands in repairs and provide the peace of mind you need to enjoy that next fire.

When was the last time your chimney had a professional camera inspection? Contact us today!