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Decker Heating & Air ConditioningHVAC contractor in St. Louis, MO

Decker Heating & Air Conditioning is an HVAC contractor at 10797 Watson Rd, St. Louis, MO 63127, ranked #26 of 163 deck builders in St. Louis and rated 5.0 from 5 Google reviews. Open 7 days a week.

St. Louis, MOUpdated 0 paid placements in any rankingHow we rank

Key facts

Key facts about Decker Heating & Air Conditioning
Address10797 Watson Rd, St. Louis, MO 63127Get directions
HoursMonday to Sunday: 7:30 AM – 8:30 PM
Google rating5.0 from 5 Google reviews

Trades

Each trade shows the evidence we matched it on.

Service area

Serves St. Louis and 12 towns within 25 miles: Sunset Hills, Crestwood, Kirkwood, Sappington, Des Peres, Glendale, Concord, Webster Groves, Affton, Valley Park, Shrewsbury and Town and Country.

Based in St. Louis, MOView on map

Opening hours

Opening hours for Decker Heating & Air Conditioning
DayHours
Monday7:30 AM – 8:30 PMevening
Tuesday7:30 AM – 8:30 PMevening
Wednesday7:30 AM – 8:30 PMevening
Thursday7:30 AM – 8:30 PMevening
Friday7:30 AM – 8:30 PMevening
Saturday7:30 AM – 8:30 PMevening
Sunday7:30 AM – 8:30 PMevening
  • Open evenings (after 6 PM)
  • Open Saturdays
  • Open Sundays

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.

Compare nearby HVAC contractors

Decker Heating & Air Conditioning compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
Decker Heating & Air Conditioning (this business)—535.0 (5)—YesYes
Patio Enclosures Sunrooms#24533.5 (18)—YesYes9.8 mi
Fence & Deck Depot#25534.7 (458)—NoNo15.9 mi
Right Eye Painting & Remodeling#27534.9 (88)—YesNo12.1 mi

See all 163 ranked deck builders in St. Louis

Reviews

ContractorsRanked reviews

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Google

5.0from 5 Google reviews

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Questions about Decker Heating & Air Conditioning

How is Decker Heating & Air Conditioning ranked in St. Louis?

Decker Heating & Air Conditioning is ranked #26 of 163 deck builders in St. Louis by CR Score, with 53 out of 100 as of October 2026. The score weighs reputation, credentials, review volume, recency, availability, trade focus, proximity, claimed profile, partnered and ContractorsRanked reviews. No business can pay to change its rank.

What are Decker Heating & Air Conditioning’s hours?

Decker Heating & Air Conditioning is open 7 days a week. Its listed hours are Monday to Sunday, 7:30 AM – 8:30 PM. On Saturdays it is open 7:30 AM to 8:30 PM, and on Sundays 7:30 AM to 8:30 PM. Hours come from the business listing; holiday hours may differ.

What areas does Decker Heating & Air Conditioning serve?

Serves St. Louis and 12 towns within 25 miles: Sunset Hills, Crestwood, Kirkwood, Sappington, Des Peres, Glendale, Concord, Webster Groves, Affton, Valley Park, Shrewsbury and Town and Country. 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 Decker Heating & Air Conditioning?

Decker Heating & Air Conditioning has a rating of 5.0 from 5 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 Decker Heating & Air Conditioning?

The business is at 10797 Watson Rd, St. Louis, MO 63127. Ask for a written estimate before any work starts.

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Claiming is free. Correct your hours, trades and service area. The CR Score is recalculated from corrected data; payment never changes it.

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