46 AC Installation Contractors in Danbury, CT
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Top-Rated AC Installation Contractors in Danbury
P.C. Richard & Son
“7 of 8 sampled reviewers award 5 stars, with 4 specifically naming individual associates, Jacob, Charles, and Alex, as reasons to return. The single 1-star…”
Carmine’s Plumbing, Heating & Air Conditioning
“Of 2,257 reviews contributing to a 4.9-star average, technicians Anthony and Tyler D. appear by name in multiple five-star entries praising same-day arrival.…”
All AC Installation Contractors (46 total)
Hefferon Heating & Cooling LLC
“Reviewers repeatedly emphasize prompt arrival and thorough communication, with 3 of 5 sampled reviews naming…”
20/20 Air Mechanical Corporation
“252 reviews yield a 4.8 average, with all five sampled reviews rating 5 stars except one 1-star account…”
R & R Heating and Cooling
“221 reviews yield a 4.9 average rating, with Ramon mentioned by name in four reviews for diagnostic skill and…”
Jennings Oil and Propane
“All five detailed reviews award five stars, with customers consistently praising prompt response times,…”
Leahy's Fuels
“Four of five reviewers give 5-star ratings, with multiple customers specifically praising same-day emergency…”
Total Comfort Inc
“All eight published reviews award five stars, with four reviewers specifically mentioning same-day or…”
New England Air Systems LLC
“Seven reviews consistently mention Carlos by name, with five-star ratings across the board. Customers…”
Reilly Mechanical HVAC
“All 58 reviewer comments award five stars, with multiple mentions of same-day or prompt response. Customer…”
E & J Comfort Systems LLC
“Every reviewer awarded 5 stars, reflecting unanimous satisfaction across 46 reviews. Multiple homeowners…”
Northern Comfort Mechanical (Plumbing, Heating, & Air Conditioning)
“All eight verified reviews award five stars, with six specifically mentioning technicians by name and…”
Berkshire Refrigeration Service
“Of seven detailed reviewers, six award perfect 5-star ratings. Three reviewers specifically mention same-day…”
Reliable Heating
“All 8 reviews carry 5-star ratings, with common themes including improved air quality, reduced dust, and…”
All Service LLC Heating & Air Conditioning
“All 30 reviews award 5 stars, with 4 reviewers specifically mentioning same-day or emergency service…”
A G Heating and Cooling LLC
“Both 5-star reviewers mention Ryan and Kevin by name, praising their communication and detailed approach.…”
Budget HVAC Shop LLC
“All 20 reviews carry 5-star ratings, with Eugene mentioned by name in every testimonial. Six reviewers…”
Dutchess Heating And Cooling
“All 16 collected reviews carry 5-star ratings, with customers specifically naming Gerard (service manager)…”
Essential Air Systems
“Eight of eight reviewers award perfect 5 stars, with multiple customers specifically naming Ricardo and…”
All Make Appliance Repair Co
“7 of 8 reviewers awarded 5 stars, with the single 1-star review citing a phone manner issue rather than…”
Hood Services 24 | Commercial Restaurant Hood Repair
“4 positive reviews specifically mention same-day or weekend service availability. 2 reviewers name individual…”
Bamm's HVAC and Plumbing
“Four of five detailed reviewers specifically mention owner Richard as their technician, and all four give…”
R & B Mechanical HVAC Services LLC
“All six reviews award five stars, with four clients specifically naming Agron as the technician who solved…”
Ortiz Refrigeration AC & Heating
“All five reviews award five stars, with clients consistently praising quick response times, fair pricing, and…”
Premium Heating and Cooling LLC
“All five reviewers award five stars, with four explicitly naming owner Suarlin and praising his…”
Testa Refrigeration LLC
“Two of eight reviewers describe Testa as responsive and cost-effective, noting same-day arrival during…”
Vaz Plumbing, Heating & Cooling, Llc
“Five of nine reviewers award five stars, with 24/7 availability and emergency response emerging as consistent…”
Danbury Heating And Cooling
“Three of six detailed reviewers awarded five-star ratings, citing prompt response, on-time arrival, and clear…”
AC Installation Costs in Danbury
New central AC installation costs in Danbury, by system type and brand.
| Service | Low | Average | High |
|---|---|---|---|
Window unit | $168 | $392 | $784 |
Ductless mini-split (single zone) | $2,240 | $5,040 | $8,960 |
Central AC replacement (existing ducts) | $3,920 | $7,280 | $13,440 |
Central AC new install (with ductwork) | $7,840 | $13,440 | $22,400 |
Carrier (residential) | $4,256 | $6,944 | $11,760 |
Trane (residential) | $5,600 | $9,856 | $15,232 |
Lennox (residential) | $3,920 | $7,280 | $13,440 |
Rheem (residential) | $3,584 | $6,160 | $10,080 |
Prices reflect continental metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.
AC Installation in Danbury, CT: What to Expect
Danbury’s inland spot in Fairfield County means a true New England swing: winters with January lows around 16°F and summers that climb near 85°F, with reliable snow from December through March and a long heating season. Those seasonal extremes keep demand steady for cooling and replacement work, which shows in the local marketplace of 46 contractors (average rating 3.8 from 9,702 reviews); three firms advertise 24/7 service. Search terms like ac-installation Danbury surface often for mid-summer projects.
Exact installation costs in the data set aren’t listed here, but prices depend on system size, SEER rating, ductwork repairs, and whether a heat pump replaces an older furnace. Expect variation across brands and labor scopes; get multiple bids. Connecticut requires contractors to hold a Heating, Cooling and Piping Contractor License — Class 1 (Master HPC Contractor) through the Department of Consumer Protection’s Occupational and Professional Licensing division, so verify that credential before signing contracts.
There were no specific customer highlights provided in the dataset, so prospective buyers should read recent reviews for patterns: responsiveness, clear estimates, adherence to timelines, warranty handling, and post-installation support. Note which companies offer emergency service hours and whether installers discuss efficiency gains and projected operating costs. Ask installers to show their HPC license and proof of insurance and to provide references for similar Danbury installations.
Frequently Asked Questions
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All HVAC Contractors in Danbury, CT
Complete directory of 86 contractors — browse alphabetically
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All HVAC Contractors in Danbury, CT
Complete directory of 86 contractors — browse alphabetically