Faszold Heating and Cooling
O'Fallon, MO HVAC · 46+ yrs
Faszold Heating and Cooling as a HVAC provider
O'Fallon, MO HVAC · 46+ yrs
Faszold emphasizes ductless and heat-pump work on its service pages. The company lists financing options and rebate help. Faszold notes emergency response is available 24/7 for no-heat calls. The company advertises family ownership and 45+ years serving St. Louis-area homes. Review excerpts show punctual arrivals and clear pricing details.
Residential HVAC repair and replacement serving O'Fallon and nearby St. Louis suburbs. Family-owned business, 45+ years operating locally. Financing available, and up to $2,925 in rebates advertised for new systems. Emergency response advertised 24/7 for urgent heating or cooling failures.
- High Google rating (4.9★ across 865+ reviews)
- Long-established (46+ years in business)
- Emergency response: 24/7
- Financing available
- Indoor air quality services
- Mini-split system specialist
- You need indoor air quality work
- You need same-day or after-hours service
- You need to finance the work
- You prefer a family-owned operation
- You want a top-rated provider with substantial review history (4.9★, 865+ reviews)
Company-wide signals
True across every category below.
Faszold lists furnace replacement and installation as a core service. Family-owned operation with 45+ years serving St. Charles and St. Louis counties. Per their site, emergency response is available 24/7 for heating outages. Missouri winters increase the need for proper combustion checks on gas furnaces. The website advertises financing options for high-cost replacements.
Choose them for Furnace Replacement if
- You need same-day furnace replacement
Camera and video inspections for ducts and drains are listed on their site. Founded 45+ years ago, they report long local tenure. Family-owned operations are highlighted across their pages. Financing options and same-day emergency response are advertised. Missouri winters and humid summers make routine duct checks useful in O'Fallon.
Faszold Heating and Cooling lists furnace repair and diagnostics with detailed service depth. The company notes emergency response available, including 24/7 service. Faszold advertises financing options and cites rebates up to $2,925. The business traces back to 1980 and serves St. Louis and St. Charles County winters directly.
Choose them for Furnace Repair if
- You need no-heat / emergency furnace repair
- You need furnace tune-up & maintenance
- You need commercial furnace repair
Faszold lists same-day service and after-hours emergency response on their site. The company notes family-owned operations and financing options. Faszold advertises rebates up to $2,925 on qualifying systems. Their site highlights fast service turnarounds and online booking. Missouri summers bring heavy cooling demand across O'Fallon and nearby St. Charles County.
Choose them for AC Repair if
- You need AC refrigerant leak repair
- You need AC capacitor & electrical repair
- You need AC tune-up & maintenance
Faszold Heating and Cooling advertises central AC replacement and commercial changeouts. Faszold lists 45+ years in business since 1980. In O'Fallon, MO's humid summers, proper sizing prevents short-cycling and high indoor humidity. Reviews and site notes highlight fast response and routine financing options.
Choose them for AC Replacement if
- You need same-day AC replacement
Faszold lists same-day emergency AC response and 24/7 phone access, per their site. The company is family-owned and operating since 1980, 45+ years. St. Louis and O'Fallon summers bring humid heat; Faszold notes service across St. Louis and St. Charles counties. Faszold advertises financing options and transparent pricing for repairs. The business maintains high review volume and a strong local presence.
Choose them for Emergency AC Repair if
- You need same-day AC repair
- You need after-hours AC repair
- You need commercial emergency AC repair
Ducted air-source heat pump installations are described as a core service on their site. Faszold states geothermal and ground-source loop services are available. The company notes financing options and advertises up to $2,925 in system rebates. Faszold has operated locally since 1980, reporting 45+ years in the St. Louis metro. The website advertises 24/7 emergency and same-day service availability.
Ductless mini-split installation and repair are listed prominently on their site. Faszold Heating and Cooling notes 45+ years serving the St. Louis region. Their site advertises rebates up to $2,925 on new systems. Faszold states emergency service is available 24/7. Website lists financing options for higher-ticket installations.
What customers say
Services
- AC Repair — Diagnostics and repair of central air conditioning systems — refrigerant leaks, capacitor and contactor failures, condenser fan motors, and thermostat issues.
- AC Replacement — Removal and replacement of an aging or failed central A/C — typically condenser, evaporator coil, and refrigerant lines.
- Mini-Split Systems — Mini-split installation and service — typically ductless, used for additions or zoned comfort.
- Indoor Air Quality — Indoor air-quality work: high-MERV filtration, UV systems, humidifiers/dehumidifiers, and duct sanitization.
- Emergency HVAC Service — After-hours emergency response for no-cool and no-heat calls.
Service area
Published pricing
Maintenance plans
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Membership Program
As published: Membership Program"…f the Faszold Family Sign Up for the Faszold Club Membership Program Significant energy savings Prevents equipment bre…"
Financing
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0% financing
As published: 0% financing"…other contractor to qualify. New System Specials! 0% Financing! Request Service Expires 07/31/26 *Financing is p…"
Diagnostics & second opinions
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Free second opinion
As published: Free second opinion"…s 07/31/26 May not be combined with other offers. Free Second Opinion Free Second Opinions on HVAC Repairs! Request Ser…"
Pricing model
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Transparent pricing
As published: Transparent pricing"…re What To Expect Discover the Difference Upfront transparent pricing There are no hidden tricks when it comes to our p…"
Guarantees & credentials
- Licensed plumbers
- Bonded and insured
- Satisfaction Guaranteed
Sourced from the provider's own website. We surface these as published; we do not independently verify each license or warranty.
Contact & hours
Frequently asked questions
What are the pros of Faszold Heating and Cooling?
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What does HVAC service typically cost when working with a O'Fallon, MO provider like Faszold Heating and Cooling?
What pricing terms does Faszold Heating and Cooling publish on their website?
Does Faszold Heating and Cooling do AC Repair in O'Fallon, MO?
Does Faszold Heating and Cooling do AC Replacement in O'Fallon, MO?
Does Faszold Heating and Cooling do Heat Pump Service in O'Fallon, MO?
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Profile last updated July 22, 2026.