Local Pros / Maryland / Frederick
HVAC Contractors in Frederick, MD
23 local hvac contractors serving Frederick and the surrounding area. Frederick is a smaller city where most pros also serve nearby towns. See typical Maryland costs and a free DIY-or-hire breakdown before you reach out. We never sell your info and never take kickbacks.
Population
~69,479
Pros within 35 mi
23
Nearest listed
1 mi
Typical hvac replacement cost in Maryland: hiring runs $6,500–$14,200, DIY about $3,200–$7,600. Calibrate it to Frederick before you call.
HVAC Contractors near Frederick
Smock Heating & Air
HVAC · Frederick, Maryland · 1 mi
May's Heating & Air Conditioning
HVAC · Frederick, Maryland · 1 mi
Honest Air Heating & Air Conditioning
HVAC · Frederick, Maryland · 1 mi
BPM Heating, Cooling & Plumbing
HVAC · Frederick, Maryland · 1 mi
Tuckers Air Conditioning, Heating & Plumbing
HVAC · Frederick, Maryland · 1 mi
Markool Heating Cooling Plumbing
HVAC · Frederick, Maryland · 1 mi
B&B Air Conditioning & Heating Service
HVAC · Frederick, Maryland · 1 mi
Presidential, Inc.
HVAC · Gaithersburg, Maryland · 21 mi
York Refrigeration Group Headquarters
HVAC · Waynesboro, Pennsylvania · 26 mi
Glenmont Heating & Air Conditioning
HVAC · Rockville, Maryland · 27 mi
AMS Air Conditioning & Heating
HVAC · Rockville, Maryland · 27 mi
Tri State Paving & Masonry
HVAC · Herndon, Virginia · 30 mi
Leckron's Comfort Solutions
HVAC · Greencastle, Pennsylvania · 31 mi
Martin's Refrigeration Inc
HVAC · Fayetteville, Pennsylvania · 35 mi
Permits & rules in Maryland
Permit rules for hvac replacement vary by city and county in Maryland. Most structural, electrical, plumbing, or mechanical work needs a permit and an inspection. Confirm with your local building department, or see the Maryland guide for specifics. Varies by municipality Maryland hvac replacement costs are calibrated from the national average using Maryland's regional price parity (1.08) and local labor index (1.10).
See Maryland permit details →HVAC Contractors in Frederick: common questions
How much does it cost to hire a HVAC contractor in Frederick, Maryland?
In Maryland, hvac replacement typically runs $6,500 to $14,200 when you hire a pro, and about $3,200 to $7,600 if you do it yourself. Frederick prices track the Maryland range, with larger metros toward the high end. Size it to your own home with our free calculator.
Do I need a permit for hvac replacement in Maryland?
Permit rules for hvac replacement vary by city and county in Maryland. Most structural, electrical, plumbing, or mechanical work needs a permit and an inspection. Confirm with your local building department, or see the Maryland guide for specifics. Varies by municipality Always confirm with the Frederick or Maryland building department before work begins.
Should I DIY or hire a HVAC contractor in Frederick?
Hvac replacement is rated moderate for a DIYer. Doing it yourself can save the gap between $3,200 to $7,600 and $6,500 to $14,200, but hvac contractors bring tools, permits, and a warranty. For a large or time-sensitive job, a local pro in Frederick is usually the safer call. Our free DIY-or-hire calculator walks through it.
How many hvac contractors serve Frederick?
We currently list 23 hvac contractors within about 35 miles of Frederick, the nearest about 1 miles out. We never sell your information and never take kickbacks.