Transparent Pricing
We believe in honest, upfront pricing. No hidden fees, no surprise charges. Here's what you can expect for our most common services.
Chimney Sweep & Inspection
Every hearth inspection is based on St. Louis City & County and St. Charles City & County currently adopted municipal code.
Meets NFPA 211 standards for a Level 1 inspection — and goes further with an internal scan of the flue.
- Routine chimney sweep
- Level 1 inspection (NFPA 211)
- Internal scan of the flue
- The Mad Hatter NFPA 211 Hearth Operation Condition Report
Everything in the Core Inspection, plus a full rooftop, attic, and foundation inspection.
- Everything in the Core Inspection
- Rooftop inspection
- Attic inspection
- Foundation inspection
Appliance Sweep & Check
Cleaning, operation checks, and an internal camera scan with a written report for every appliance service.
For gas log systems, direct vent systems, and vent-free appliances.
- Sweep of firebox, burner, and pilot assembly
- Venting swept, if applicable
- Gas logs vacuumed
- Appliance operation check
- Internal scan and report
For water heaters, furnaces, and boilers.
- Sweep of draft hoods
- Sweep of connector pipes
- Sweep of associated flues
- Internal camera scan and report
Complete service for wood-burning hearth heating appliances.
- Sweep of firebox and dampers
- Sweep of connector pipes and flue
- Internal scope
- Written report
The Mad Hatter Hearth System Audits
Our most comprehensive evaluations, using professional diagnostic instruments and delivering an in-depth Safety Dossier.
All of our Level 2 service, plus full thermal, moisture, geometry, and draft diagnostics.
- Everything in the TMH Level 2 Inspection
- Thermal audit and heat simulation test (FLIR E5-XT & Steinel HP2020 heat gun)
- Water intrusion analysis (Tramex MEX5)
- Laser geometry analysis (Bosch laser systems)
- Draft and pressure analysis (Wöhler DM 602)
- In-depth Safety Dossier
Everything in Audit A, plus chimney integrity testing and UL listing verification.
- Everything in Hearth System Audit A
- Chimney integrity test (Wöhler DP 600)
- Ultrasonic thickness gauge readings to verify UL listings
- In-depth Safety Dossier
Vents, Ducts & Repairs
Removes lint buildup and blockages to reduce fire risk and help your dryer run efficiently.
- Full vent cleaning, dryer to exterior
- Exterior cap inspection
- Airflow verification
Air duct pricing is based on your home and HVAC system, so we quote every job individually.
- Square footage of the home
- Number of return vents
- Number of supply vents
- Number of furnaces
Have these details handy and request your quote or call 636-946-1622.
Chimney crown repair, tuckpointing, brick replacement, and waterproofing. Contact us for a free estimate.
- Free on-site estimate
- Crown repair & replacement
- Tuckpointing & brick restoration
- Waterproofing service
Pricing shown is for standard residential services. Final pricing is confirmed before any work begins. No hidden fees, ever.
Ready to Book?
Schedule your service online or give us a call. We'll confirm pricing before any work begins.