25 AC Installation Contractors in Frederick, MD
Top-Rated AC Installation 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…”
Tuckers Air Conditioning, Heating & Plumbing
“Every reviewer awarded 5 stars, with specific technician names appearing across multiple positive accounts. Customers consistently praisedadvance notification…”
All AC Installation Contractors (25 total)
May's Heating & Air Conditioning
“Five reviewers specifically named technicians Brian, Todd M., Karen, or the team, describing diagnostic…”
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,…”
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…”
W.A. Tolbard Gas Fireplace Shop
“Two hundred eighty-nine reviewers award this Frederick fireplace specialist a 4.9 average rating, with every…”
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…”
Wyant Service Experts
“One hundred sixty-eight reviews cluster tightly at the five-star level, with clients consistently praising…”
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…”
Weather Masters Corporation
“Fourteen of seventeen reviewers award five-star ratings, with multiple clients praising same-day technician…”
Frederick Heating & Air Conditioning Services
“Across 16 reviews, Frederick Heating & Air Conditioning Services holds a 4.8-star average with 15 five-star…”
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…”
Maryland Mechanical Services HVAC LLC
“All six reviews award five stars, with every reviewer highlighting specific positive attributes: reliability,…”
J M Fletcher Heating & AC
“All three reviews award five stars, with customers praising fair pricing, diagnostic skill, and personalized…”
AC Installation Costs in Frederick
New central AC installation costs in Frederick, by system type and brand.
| Service | Low | Average | High |
|---|---|---|---|
Window unit | $150 | $350 | $700 |
Ductless mini-split (single zone) | $2,000 | $4,500 | $8,000 |
Central AC replacement (existing ducts) | $3,500 | $6,500 | $12,000 |
Central AC new install (with ductwork) | $7,000 | $12,000 | $20,000 |
Carrier (residential) | $3,800 | $6,200 | $10,500 |
Trane (residential) | $5,000 | $8,800 | $13,600 |
Lennox (residential) | $3,500 | $6,500 | $12,000 |
Rheem (residential) | $3,200 | $5,500 | $9,000 |
Prices reflect humid subtropical metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.
AC Installation in Frederick, MD: What to Expect
With 25 vetted contractors serving Frederick and surrounding Montgomery County, homeowners have access to a competitive market where professionalism drives business. The average 4.8 rating across nearly 12,000 consumer reviews reflects a where service standards remain high. This climate demands real cooling solutions.
Equipment costs break down clearly for budgeting. A window unit runs $150-$700, while a ductless mini-split for single-zone cooling costs $2,000-$8,000. For homes with existing ductwork, central AC replacement typically runs $3,500-$12,000. Maryland law requires every contractor to hold a Master HVACR License from the-state Department of Labor, confirmingbasic qualifications before they can legally install systems.
Across top-rated companies, rapid response times stand out. Smock Heating & Air earns consistent praise for same-day arrivals and thorough clean-up practices, with technicians taking time to explain system conditions. Tuckers Air Conditioning, Heating & Plumbing draws frequent mentions for advance notification of arrival windows and systematic service approaches. Customers repeatedly note technicians answer questions thoroughly, leaving homeowners confident about their system's performance.
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Other HVAC Services in Frederick, MD
All HVAC Contractors in Frederick, MD
Complete directory of 33 contractors — browse alphabetically
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All HVAC Contractors in Frederick, MD
Complete directory of 33 contractors — browse alphabetically