The Best HVAC in Hartford, VT

Compare the highest-rated hvac professionals in Hartford, Vermont. All contractors are licensed, insured, and verified through our rigorous screening process.

#1

White River Valley Heating & Cooling

4.8
(127 reviews)
Verified

A premier full-service HVAC contractor specializing in high-efficiency heating and cooling systems for Hartford's harsh climate. They are known for expert installations of heat pumps, furnaces, and comprehensive ductwork design. Their technicians are NATE-certified and specialize in energy efficiency upgrades for older Vermont homes.

2847 Maple Street, Hartford, VT 05001

Specialties & Features

24/7 Emergency Heating Service
Cold Climate Heat Pumps
Geothermal Systems
Whole-Home Energy Audits

Business Information

Years in Business:18 years
Licensed:Yes
Insured:Yes
#2

Hartford Climate Control

4.6
(94 reviews)
Verified

A trusted local provider with deep roots in the community, offering reliable installation, repair, and maintenance for all major HVAC brands. They excel in servicing and replacing oil and gas furnaces, which are common in the region, and provide robust annual maintenance plans to ensure system reliability through the demanding winter months.

112 Woodstock Road, Hartford, VT 05001

Specialties & Features

Furnace Repair & Installation
Oil-to-Gas Conversion
Priority Maintenance Plans
Duct Cleaning & Sealing

Business Information

Years in Business:22 years
Licensed:Yes
Insured:Yes
#3

Green Mountain AC & Heating

4.5
(78 reviews)
Verified

Specializes in modern, efficient cooling solutions and responsive heating repair. They are a leading installer of ductless mini-split systems, ideal for many Vermont homes without existing ductwork. They offer fast, 24/7 emergency service and are praised for their transparent pricing and customer education.

45 Bridge Street, Hartford, VT 05001

Specialties & Features

Ductless Mini-Split Installation
24/7 Emergency Repair
Air Conditioning Service
HVAC System Tune-ups

Business Information

Years in Business:12 years
Licensed:Yes
Insured:Yes

Why These Are the Top HVAC Contractors in Hartford

The HVAC market in Hartford, VT, is heavily influenced by its humid continental climate, characterized by long, cold winters and warm, humid summers. This creates a high, year-round demand for reliable heating (especially emergency furnace and boiler repair in winter) and a growing demand for efficient air conditioning. The market is competitive among a modest number of local providers, with a strong emphasis on expertise in cold-weather systems like high-efficiency furnaces, boilers, and cold-climate heat pumps. Homeowners increasingly seek energy efficiency upgrades to combat high winter heating costs. The average age of housing stock also drives need for system replacements and ductwork modernization.

High Ratings

4.7+ star average from verified customer reviews

Fully Licensed

All contractors are properly licensed and insured

Proven Experience

10+ years average experience in the industry

Local Experts

Familiar with Hartford regulations and climate

Frequently Asked Questions About HVAC in Hartford

Get answers to common questions about hvac services in Hartford, Vermont.

1What is the typical cost range for replacing a furnace or heat pump in Hartford, VT, and are there any local incentives?

For a standard efficiency replacement, homeowners in the Hartford area can expect to pay between $4,500 and $8,000, while high-efficiency systems can range from $8,000 to $12,000+. Vermont's cold climate often justifies investing in higher efficiency for long-term savings. Be sure to check for current rebates from Efficiency Vermont and potential federal tax credits, which can significantly offset the upfront cost for qualifying systems.

2When is the best time of year to schedule HVAC maintenance or installation in Hartford?

The ideal times are during the shoulder seasons—late spring (April-May) or early fall (September-October). Scheduling service outside of peak summer heat and winter deep freezes ensures better availability from local contractors and can prevent emergency breakdowns. For installations, planning ahead for fall ensures your heating system is fully tested and operational before the first hard freeze, which can occur in October in the Upper Valley.

3Are there any specific HVAC considerations for Hartford's climate and older homes?

Absolutely. Hartford experiences high heating demands with cold winters and humid summers. For older, often drafty Vermont homes, a proper load calculation (Manual J) is critical to avoid undersizing or oversizing equipment. Furthermore, integrating HVAC upgrades with air sealing and insulation improvements—often supported by Efficiency Vermont incentives—maximizes comfort and system efficiency, addressing the root cause of heat loss.

4How do I choose a reliable HVAC contractor in the Hartford area?

Look for a licensed, insured, and locally established contractor with specific experience in both heating and cooling systems suitable for our climate. Check for certifications from organizations like NATE (North American Technician Excellence). Always ask for local references in Hartford or nearby towns like White River Junction and verify they pull the required Vermont state and local permits for major installations, which ensures code compliance.

5My heat pump struggles during the coldest weeks. Should I consider a different system?

This is a common concern. While modern cold-climate air-source heat pumps are effective for most of Vermont's winter, supplemental heat is often necessary during extreme cold snaps below 0°F. A reputable Hartford-area HVAC provider can assess if your current unit is properly sized or if integrating a hybrid system (heat pump with a gas or propane furnace backup) or adding a dedicated backup heating source is the most cost-effective and reliable solution for our specific weather patterns.