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One Hour Heating & Air Conditioning® of St. LouisHVAC contractor in St. Louis, MO

One Hour Heating & Air Conditioning® of St. Louis is an HVAC contractor at 6068 Baumgartner Industrial Dr, St. Louis, MO 63129, rated 4.9 from 850 Google reviews. Open Monday to Friday.

St. Louis, MO0 paid placements in any rankingHow we rank

Call (314) 463-4604Website ↗

Key facts

Key facts about One Hour Heating & Air Conditioning® of St. Louis
Address6068 Baumgartner Industrial Dr, St. Louis, MO 63129Get directions
Phone(314) 463-4604
Websiteonehourheatandair.com
HoursMonday to Friday: 9 AM – 5 PM
Google rating4.9 from 850 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • HVACmain tradeGoogle main category

Service area

Serves St. Louis and 12 towns within 25 miles: Oakville, Arnold, Mehlville, Concord, Sappington, Lemay, Affton, Sunset Hills, Crestwood, Murphy, Barnhart and Shrewsbury.

Based in St. Louis, MOView on map

Opening hours

Opening hours for One Hour Heating & Air Conditioning® of St. Louis
DayHours
Monday9 AM – 5 PM
Tuesday9 AM – 5 PM
Wednesday9 AM – 5 PM
Thursday9 AM – 5 PM
Friday9 AM – 5 PM
SaturdayClosed
SundayClosed
  • Open evenings — no
  • Open Saturdays — no
  • Open Sundays — no

Typical heating and cooling prices

Typical heating and cooling prices
JobLowTypicalHigh
AC replacementPer system, installed (unit plus labor); typical range of customer-reported jobs. US national range$3,887$5,978$8,073
Furnace replacementPer system, installed; typical range of customer-reported jobs. US national range$2,823$4,814$6,896

Market ranges for the trade, checked October 2026, not a quote from this business. Ask for a written estimate.

Reviews

ContractorsRanked reviews

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Google

4.9from 850 Google reviews

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Questions about One Hour Heating & Air Conditioning® of St. Louis

What are One Hour Heating & Air Conditioning® of St. Louis’ hours?

One Hour Heating & Air Conditioning® of St. Louis is open Monday to Friday. Its listed hours are Monday to Friday, 9 AM – 5 PM. It is closed on Saturdays and closed on Sundays. Hours come from the business listing; holiday hours may differ.

What areas does One Hour Heating & Air Conditioning® of St. Louis serve?

Serves St. Louis and 12 towns within 25 miles: Oakville, Arnold, Mehlville, Concord, Sappington, Lemay, Affton, Sunset Hills, Crestwood, Murphy, Barnhart and Shrewsbury. The list is based on the business's location and the usual service radius for heating and cooling. Confirm your address is covered when you call.

What do Google reviews say about One Hour Heating & Air Conditioning® of St. Louis?

One Hour Heating & Air Conditioning® of St. Louis has a rating of 4.9 from 850 Google reviews. The CR Score adjusts the star rating for review count, so a high rating from a few reviews counts for less than the same rating from many.

How do I contact One Hour Heating & Air Conditioning® of St. Louis?

Call One Hour Heating & Air Conditioning® of St. Louis on (314) 463-4604. The business is at 6068 Baumgartner Industrial Dr, St. Louis, MO 63129. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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