6 HVAC Maintenance Contractors in Glastonbury, CT

4.6 avg rating
2,802 total reviews3 offer 24/7 service

Top-Rated HVAC Maintenance Contractors in Glastonbury

#1

Degree Heating and Cooling

4.8(1,443 reviews)
24/7 Highly Rated

Four of five detailed reviews mention specific technicians by name: Mike T appears in three accounts covering heating repair, thermostat adjustment, and…

160 Oak St #508, Glastonbury, CT 06033
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#2

Delponte Plumbing & Heating

4.9(641 reviews)
Highly Rated

Every reviewer awarded 5 stars, with 641 client ratings producing a 4.9 average. Three reviews specifically mention same-day or next-day arrival for urgent…

192 Oak St, Glastonbury, CT 06033
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#3

SM Mechanical Services LLC

4.8(653 reviews)
24/7 Highly Rated

Every reviewer awarded a 5-star rating, with multiple customers explicitly naming individual technicians, Dereck, Nelson, Edwin, Jose, Felix, and Angel, as the…

75 Naubuc Avenue Rear Unit, Glastonbury, CT 06033
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All HVAC Maintenance Contractors (6 total)

N&T Heating Cooling and Ventilation LLC

5.0(24)
24/7

All five publicly visible reviews award 5 stars, with three specifically mentioning same-day or immediate…

2389 Main St, Glastonbury, CT 06033
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Glastonbury Burner & Boiler

4.4(34)

Eight customers awarded five-star ratings, with Paul named as owner-responsive in four reviews and Jeff…

107 Oakwood Dr STE G, Glastonbury, CT 06033
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Glastonbury HVAC Services

3.9(7)

Three of seven reviewers award five stars, with John D'Addona specifically praising the company's breadth…

60 Hebron Ave 2nd floor, Glastonbury, CT 06033
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HVAC Maintenance Costs in Glastonbury

Routine tune-up and maintenance plan pricing for Glastonbury homeowners.

ServiceLowAverageHigh
Single AC tune-up
$72$129$206
Single furnace tune-up
$82$139$227
Full HVAC inspection
$155$283$412
Annual maintenance plan
Includes 2 visits/year + discounts on repairs
$124$247$371
Premium maintenance plan
Priority service + free diagnostics
$206$361$515
Duct cleaning (full home)
$309$489$824
Filter replacement (per filter)
$15$36$77

Prices reflect continental metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.

HVAC Maintenance in Glastonbury, CT: What to Expect

Glastonbury sits inland from the Long Island Sound, placing it squarely within Hartford's humid continental zone. Summer highs climb to 87 F with humidity near 66%, creating sustained cooling demand across roughly three weeks that push temperatures past 90 F. Winters are equally demanding, with January lows dipping to 19 F and snow arriving regularly from November through March. This dual-season strain makes consistent HVAC maintenance in Glastonbury essential rather than optional. Six licensed contractors serve the area, collectively earning a 4.6 average rating across more than 2,800 client reviews.

Weaving together operational specifics: A single AC tune-up runs between $72 and $206, while a furnace inspection carries an $82 to $227 price tag. Homeowners seeking a complete system evaluation should budget $155 to $412 depending on equipment age and complexity. Connecticut law requires all service providers to hold a Heating, Cooling and Piping (HPC) Contractor License from the state Department of Consumer Protection, ensuring qualified technicians handle every repair and installation.

Looking at customer experiences, Delponte Plumbing & Heating draws notice for rapid response, with reviewers repeatedly mentioning same-day or next-day arrivals for urgent problems. Every one of their 641 ratings reflects a perfect 5 stars. SM Mechanical Services LLC holds a similar 4.8 average, with customers specifically naming technicians Dereck, Nelson, Edwin, Jose, Felix, and Angel as drivers of their satisfaction. Degree Heating and Cooling also maintains a 4.8 rating, withMike T earning mentions across multiple accounts for his heating repair work and proactive communication with homeowners during service calls.

Frequently Asked Questions

HVAC maintenance in Glastonbury costs $70-$200 for a single tune-up and $120-$360 annually for a maintenance plan covering both AC and furnace. Full system inspections run $150-$400. Most plans include 2 visits per year (spring AC, fall heating) plus priority scheduling and discounts on repairs.