28 HVAC Repair Contractors in Frederick, MD
Top-Rated HVAC Repair Contractors in Frederick
Smock Heating & Air
“Every reviewer award Smock Heating & Air a perfect 5 stars, with customers highlighting same-day arrivals, thorough clean-up practices, and technician…”
TriState Home Services
“Every visible reviewer awarded 5 stars, with multiple customers specifically naming the technician who assisted them and describing detailed explanations…”
All HVAC Repair Contractors (28 total)
Larry & Sons Plumbing, Heating, Cooling, Drain & Electrical
“Nearly all reviews mention specific technicians by name and praise punctuality and professionalism, with…”
United Air Temp
“Among nine verified reviews, six five-star entries uniformly praise technician professionalism and on-time…”
Honest Air Heating & Air Conditioning
“Every reviewer awards five stars, with technicians named across multiple reviews including Stephen, Joseph,…”
Frederick Air Inc
“All five-star reviewers mention specific technicians by name, with Jason, Jeff, Mike, Justin, and Caleb…”
Markool Heating Cooling Plumbing
“Every reviewer awarded 5 stars, with multiple customers noting same-day response times and the company's…”
Warner Service
“Every reviewer mentions same-day or emergency response times, with several specifically naming technicians…”
BPM Heating, Cooling & Plumbing
“All 398 reviews award 5 stars, a rare achievement indicating consistent customer satisfaction. Multiple…”
Airtron Heating & Air Conditioning
“774 reviews yield a 4.5-star average, with four named technicians receiving consistent praise for diagnostic…”
Thompson Best HVAC & Fireplace Center
“All 281 reviewers awarded 5 stars, praising honesty in diagnostics and technical skill. Four reviewers…”
Aero Energy
“Seven of eight reviewers awarded five-star ratings, with recurring themes of same-day emergency response,…”
Amerilogic
“Five-star ratings dominate the feedback, with 146 reviews producing a perfect 5.0 average. Reviewers…”
Johnson & Johnson Heating and Air Conditioning, Inc.
“All four detailed reviews award five stars, with three explicitly describing technician names and specific…”
CroppMetcalfe
“One hundred sixty-eight reviews cluster tightly at the five-star level, with clients consistently praising…”
Michael & Son Services
“Of 183 reviews informing the 4.4-star rating, dissatisfied customers cite insufficient diagnosis combined…”
Alexair, LLC
“Seven of seven sampled reviewers awarded 5-star ratings and specifically mentioned same-day or rapid-response…”
Tetteris Hvac llc.
“Two of three substantive reviews describe same-day or rapidly-responsive service during heat wave…”
Mid-Atlantic Comfort Specialists
“Three of four detailed reviews award five stars, citing specific technician competence, same-day…”
America's Green Heating & AC Co., LLC.
“Twelve of fifteen reviewers awarded five stars, citing honesty, fair pricing, and technician professionalism.…”
Holtzople Heating, Air Conditioning & Electrical Services
“All 11 client reviews award 5 stars, with multiple reviewers highlighting same-day availability, arrival…”
Heating & Air Conditioning
“Eight of eight reviewers award five stars, describing the contractor as reliable, honest, and professional.…”
Prime AC Repair Frederick
“Three of eight reviewers specifically praise 45-minute response times during emergencies, while two mention…”
Precision Heating & Cooling, Inc.
“Four of five detailed reviews address specific service scenarios: two praise honest diagnostic practices, one…”
Jacks Heating & AC
“One client awarded 5 stars and described the company as wonderful, noting courteous and very helpful service…”
HVAC Repair Costs in Frederick
Typical heating and cooling repair costs in Frederick, by component.
| Service | Low | Average | High |
|---|---|---|---|
Diagnostic / service call | $75 | $120 | $200 |
Thermostat replacement | $150 | $275 | $500 |
Blower motor replacement | $400 | $650 | $1,100 |
Heat exchanger replacement | $1,500 | $2,200 | $3,500 |
Ignitor replacement (gas furnace) | $150 | $250 | $400 |
Control board replacement | $300 | $550 | $900 |
Full system repair (major) Multi-component failure | $500 | $1,200 | $3,000 |
Prices reflect humid subtropical metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.
HVAC Repair in Frederick, MD: What to Expect
Frederick faces climate challenges that push home comfort systems to their limits. Summer heat combined with humidity forces cooling equipment to run constantly, while winters near 27 F demand dependable heating. These fluctuations keep local contractors engaged, with 23 professionals serving the area who maintain a 4.7 average rating across over ten thousand reviews.
Pricing information reflects the specific scope of each repair. A diagnostic or service call typically runs $75-$200, while a thermostat replacement costs $150-$500 and a blower motor replacement ranges $400-$1100. Maryland requires all HVAC contractors to hold a Master HVACR License from the state Department of Labor, establishing baseline trade qualifications that protect homeowners from unqualified operators. Costs correspond directly to parts prices and labor complexity, with blower motor work generally exceeding thermostat work due to mechanical intensity.
Customers recognize specific technicians by name for reliable service. Brian and Todd M. from May's Heating & Air Conditioning receive recurring praise for accurate diagnostics and same-day response, while Smock Heating & Air draws endorsements for thorough clean-up practices and technician willingness to explain system conditions to homeowners.
Frequently Asked Questions
Other HVAC Services in Frederick, MD
All HVAC Contractors in Frederick, MD
Complete directory of 47 contractors — browse alphabetically
A–Z
All HVAC Contractors in Frederick, MD
Complete directory of 47 contractors — browse alphabetically