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Frederick Air IncHVAC contractor in Frederick, MD

Frederick Air Inc is an HVAC contractor at 3 King Ave, Frederick, MD 21701, ranked #7 of 272 HVAC contractors in Frederick and rated 4.8 from 414 Google reviews. Open 24 hours a day, 7 days a week.

Frederick, MDUpdated 0 paid placements in any rankingHow we rank

Call (301) 845-5652Website ↗

Key facts

Key facts about Frederick Air Inc
Address3 King Ave, Frederick, MD 21701Get directions
Phone(301) 845-5652
Websitefrederickair.com
HoursOpen 24 hours, 7 days a week
Google rating4.8 from 414 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • HVACmain tradeGoogle main category

Service area

Serves Frederick and 11 towns within 25 miles: Spring Ridge, Ballenger Creek, Walkersville, Urbana, Green Valley, Linganore, Mount Airy, Damascus, Clarksburg, Brunswick and Thurmont.

Based in Frederick, MDView on map

Opening hours

Opening hours for Frederick Air Inc
DayHours
MondayOpen 24 hours
TuesdayOpen 24 hours
WednesdayOpen 24 hours
ThursdayOpen 24 hours
FridayOpen 24 hours
SaturdayOpen 24 hours
SundayOpen 24 hours
  • Open 24/7
  • Open evenings — no
  • Open Saturdays
  • Open Sundays
  • Emergency service

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

Frederick Air Inc compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
Frederick Air Inc (this business)—914.8 (414)—YesYes
Warner Service#5924.8 (537)—YesYes0.4 mi
United Air Temp#6924.7 (928)—YesYes5.4 mi
Urbana HVAC#8915.0 (182)—YesYes1.7 mi

See all 272 ranked HVAC contractors in Frederick

Questions about Frederick Air Inc

How is Frederick Air Inc ranked in Frederick?

Frederick Air Inc is ranked #7 of 272 HVAC contractors in Frederick by CR Score, with 91 out of 100 as of October 2026. The score weighs reputation, credentials, review volume, recency, availability, trade focus, proximity and profile completeness. No business can pay to change its rank.

What are Frederick Air Inc’s hours?

Frederick Air Inc is open 24 hours a day, 7 days a week. Its listed hours are Open 24 hours, 7 days a week. On Saturdays it is open Open 24 hours, and on Sundays Open 24 hours. Hours come from the business listing; holiday hours may differ.

What areas does Frederick Air Inc serve?

Serves Frederick and 11 towns within 25 miles: Spring Ridge, Ballenger Creek, Walkersville, Urbana, Green Valley, Linganore, Mount Airy, Damascus, Clarksburg, Brunswick and Thurmont. 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 Frederick Air Inc?

Frederick Air Inc has a rating of 4.8 from 414 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 Frederick Air Inc?

Call Frederick Air Inc on (301) 845-5652. The business is at 3 King Ave, Frederick, MD 21701. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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