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AMS Air Conditioning & HeatingHVAC contractor in Rockville, MD

AMS Air Conditioning & Heating is an HVAC contractor at 4811 Rim Rock Rd, Rockville, MD 20853, ranked #16 of 1,103 HVAC contractors in Rockville and rated 4.9 from 116 Google reviews. Open 24 hours a day, 7 days a week.

Rockville, MDUpdated 0 paid placements in any rankingHow we rank

Call (240) 899-5777Website ↗

Key facts

Key facts about AMS Air Conditioning & Heating
Address4811 Rim Rock Rd, Rockville, MD 20853Get directions
Phone(240) 899-5777
Websiteams-airconditioning.com
HoursOpen 24 hours, 7 days a week
Google rating4.9 from 116 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • HVACmain tradeGoogle main category

Service area

Serves Rockville and 11 towns within 25 miles: Aspen Hill, Rossmoor, Leisure World, Layhill, North Bethesda, Glenmont, Wheaton, North Kensington, South Kensington, Redland and Olney.

Based in Rockville, MDView on map

Opening hours

Opening hours for AMS Air Conditioning & Heating
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

AMS Air Conditioning & Heating compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
AMS Air Conditioning & Heating (this business)—894.9 (116)—YesYes
OHA HVAC, Plumbing, Chimney & Fireplaces#14894.9 (1,794)—YesYes16.1 mi
Snell Home Services#15894.8 (5,283)—YesYes20.1 mi
Michael & Son Services#17894.7 (15,537)—YesYes20.4 mi

See all 1103 ranked HVAC contractors in Rockville

Questions about AMS Air Conditioning & Heating

How is AMS Air Conditioning & Heating ranked in Rockville?

AMS Air Conditioning & Heating is ranked #16 of 1,103 HVAC contractors in Rockville by CR Score, with 89 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 AMS Air Conditioning & Heating’s hours?

AMS Air Conditioning & Heating 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 AMS Air Conditioning & Heating serve?

Serves Rockville and 11 towns within 25 miles: Aspen Hill, Rossmoor, Leisure World, Layhill, North Bethesda, Glenmont, Wheaton, North Kensington, South Kensington, Redland and Olney. 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 AMS Air Conditioning & Heating?

AMS Air Conditioning & Heating has a rating of 4.9 from 116 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 AMS Air Conditioning & Heating?

Call AMS Air Conditioning & Heating on (240) 899-5777. The business is at 4811 Rim Rock Rd, Rockville, MD 20853. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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