The Best HVAC in Dunbarton, NH

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

#1

Dunbarton Climate Control

4.8
(127 reviews)
Verified

A full-service HVAC contractor specializing in high-efficiency heating and cooling systems tailored to New Hampshire's climate. They are a Carrier Factory Authorized Dealer, offering top-tier equipment for both residential and light commercial properties. Their team is highly trained in geothermal and ductless mini-split installations, making them a leader in modern, energy-efficient solutions for older homes in the area.

84 Main Street, Dunbarton, NH 03046

Specialties & Features

24/7 Emergency Service
Geothermal Systems
High-Efficiency Furnaces
Ductless Mini-Splits
Indoor Air Quality Solutions

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#2

Granite State Heating & Cooling

4.6
(94 reviews)
Verified

A family-owned and operated HVAC provider with deep roots in the community. They excel in servicing and replacing the oil and propane furnaces common in many Dunbarton homes, while also providing expert air conditioning installation and repair. Known for their honest diagnostics and focus on long-term customer relationships, they are a trusted name for system maintenance plans and emergency repairs, especially during harsh New England winters.

311 School Street, Dunbarton, NH 03046

Specialties & Features

Oil & Propane Furnace Service
AC Repair
Comprehensive Maintenance Plans
Boiler Installation
24/7 Emergency Service

Business Information

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

TrueTemp NH

4.5
(68 reviews)
Verified

A dynamic HVAC contractor that combines expertise in traditional forced-air systems with advanced home performance services. They are particularly skilled in addressing the unique challenges of New England homes, offering specialized ductwork design, sealing services, and energy efficiency audits to reduce heating costs. Their technicians are Building Performance Institute (BPI) certified, ensuring a whole-house approach to comfort and efficiency.

5 Page Corner Road, Dunbarton, NH 03046

Specialties & Features

Energy Efficiency Audits
Ductwork Design & Sealing
Heat Pump Systems
Smart Thermostat Integration
HVAC System Zoning

Business Information

Years in Business:8 years
Licensed:Yes
Insured:Yes

Why These Are the Top HVAC Contractors in Dunbarton

The HVAC market in Dunbarton, NH, is characterized by high demand for reliable heating due to long, cold winters with average lows in the teens, coupled with a growing need for efficient air conditioning for humid summers. The rural nature of the town means many homes use oil or propane as primary heat sources, creating a strong niche for contractors skilled in these systems. There is a significant and growing focus on energy efficiency upgrades, as homeowners seek to modernize older housing stock and reduce high winter fuel costs. Seasonal demand peaks in late fall for heating system servicing and mid-summer for AC emergencies.

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 Dunbarton regulations and climate

Frequently Asked Questions About HVAC in Dunbarton

Get answers to common questions about hvac services in Dunbarton, New Hampshire.

1What is the best time of year to schedule HVAC maintenance or replacement in Dunbarton?

For heating systems, the ideal time is late summer or early fall (August-September) before the cold New Hampshire winters demand reliable heat. For air conditioning service, schedule in the spring (April-May) before the humid summer months. Scheduling during these shoulder seasons ensures availability and prevents emergency breakdowns during extreme temperature swings, which are common in our region.

2Are there specific heating system considerations for older homes in Dunbarton?

Yes, many older Dunbarton homes have unique challenges like stone foundations, limited ductwork, and drafty windows. Solutions often include ductless mini-split systems for zoned heating and cooling or high-efficiency boilers paired with baseboard hydronics. It's crucial to have a provider experienced in retrofitting older structures who can also advise on state-specific rebates for upgrading from older oil systems to more efficient models.

3How do Dunbarton's local regulations impact HVAC installations?

Dunbarton, like all New Hampshire towns, requires permits for new HVAC system installations, replacements, and major modifications to ensure compliance with state building and mechanical codes (RSA 155-A). Furthermore, any work on fuel-burning appliances must be performed by a licensed gas fitter or oil burner technician. A reputable local provider will handle all necessary permits with the town office.

4What are the key factors affecting the cost of a new HVAC system here? **Question:** What are the key factors affecting the cost of a new HVAC system here?

Costs are influenced by the system type (e.g., heat pump vs. furnace/AC), home size and insulation, and the complexity of installation, especially with our region's variable terrain and older home layouts. The harsh winters make high-efficiency, cold-climate heat pumps a popular but premium option. Always get itemized estimates that include removal of old equipment, all materials, labor, permits, and a detailed load calculation specific to our climate zone.

5What should I look for when choosing a local HVAC contractor in Dunbarton?

Prioritize contractors licensed by the State of New Hampshire (Plumbing & Mechanical Licensing Board) and insured. Choose a company with extensive local experience, as they understand our specific climate challenges, well water systems, and common home styles. Check for strong references within the community and ensure they provide clear, written estimates and explain the pros and cons of systems suitable for our four-season climate.