The Mad Hatter

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We proudly serve the St. Louis and St Charles region

Free phone estimates (636) 946-1622

We're the areas #1 Air Duct Cleaning & Chimney Sweep company! We also have a fireplace and grill retail store. Call or stop by today for specials. 1-800-AIR-DUCT

St. Louis: (314) 878-7120
St. Charles: (636) 946-1622

VISIT OUR SHOWROOM TODAY

1109 East Terra Lane, O'Fallon, MO 63366

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  • Chimney Services

    Whether it’s woodstoves, fireplaces or chimneys we understand the intricacies of the venting systems in your home. We’re equipped to address all of your maintenance and safety needs.

  • Air Duct Cleaning

    We remove dust, lint, rust and allergens from your ventilation system to help maintain clean air within the walls of your home, office or factory.

  • Hearth Sales & Installation

    Choose from a full line of beautiful, efficient and affordable models from manufacturers such as Napoleon, Fire Magic, Flame and Hargrove.

Angie's List Service AwardCertified Chimney Sweep AffiliationsCertified Chimney Sweep AffiliationsCertified Chimney Sweep AffiliationsCertified Chimney Sweep Affiliations

Certified and Fully Insured. Certified Chimney Sweep #4705. All chimney technicians are CSIA certified.