The Best HVAC in Jefferson, NH

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

#1

White Mountain Climate Control

4.8
(127 reviews)
Verified

Family-owned HVAC specialist serving Jefferson and the surrounding White Mountains for over 25 years. Experts in cold-climate heating systems including high-efficiency furnaces, boilers, and heat pumps designed for New Hampshire winters. Full-service provider from installation to emergency repairs.

455 Presidential Highway, Jefferson, NH 03583

Specialties & Features

24/7 Emergency Service
Cold-Climate Heat Pumps
Oil/Gas Furnace Expertise
Energy Efficiency Audits

Business Information

Years in Business:26 years
Licensed:Yes
Insured:Yes
#2

North Country Heating & Cooling

4.6
(94 reviews)
Verified

Local HVAC contractor specializing in energy-efficient solutions for Jefferson's extreme temperature variations. EPA-certified technicians with expertise in modern heat pump systems, ductless mini-splits, and traditional furnace/AC systems. Known for thorough maintenance plans that prepare systems for harsh winter conditions.

112 Main Street, Jefferson, NH 03583

Specialties & Features

Energy Efficiency Upgrades
Ductless Mini-Splits
Preventative Maintenance Plans
Indoor Air Quality Solutions

Business Information

Years in Business:18 years
Licensed:Yes
Insured:Yes
#3

Alpine Air HVAC Services

4.4
(68 reviews)
Verified

Reliable HVAC service provider with strong focus on emergency repairs and system replacements. Specializes in furnace and boiler services critical for Jefferson's sub-zero winter temperatures. Offers 24/7 emergency response and financing options for system replacements.

301 Route 2, Jefferson, NH 03583

Specialties & Features

24/7 Emergency Repairs
Furnace & Boiler Services
Ductwork Installation
System Replacement Experts

Business Information

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

Why These Are the Top HVAC Contractors in Jefferson

Jefferson's HVAC market is dominated by heating-focused services due to its extreme winter climate with temperatures regularly dropping below 0°F. The mountainous region requires specialized equipment rated for cold climates, with particular demand for reliable furnaces, boilers, and cold-weather heat pumps. Summer brings moderate cooling needs. Most providers emphasize emergency services due to the dangerous winter conditions. The market consists primarily of local, family-owned businesses with deep knowledge of northern New England's unique HVAC requirements.

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 Jefferson regulations and climate

Frequently Asked Questions About HVAC in Jefferson

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

1How does Jefferson's cold climate impact the type of HVAC system I should install?

Jefferson's long, harsh winters with average lows in the single digits make heating system reliability and efficiency paramount. We strongly recommend systems specifically rated for cold climates, such as high-efficiency modulating gas furnaces or cold-climate air-source heat pumps, which can operate efficiently in sub-zero temperatures. Proper sizing and installation are critical to handle the significant heating load and ensure comfort throughout the White Mountains winter.

2When is the best time to schedule HVAC maintenance or installation in Jefferson?

The ideal times are during the shoulder seasons—late spring (May-June) and early fall (September-October). Scheduling furnace maintenance or replacement in the fall ensures your system is ready before the first freeze, while scheduling air conditioning service in the spring prepares you for sporadic summer heat. Booking during these off-peak periods in Jefferson often leads to greater technician availability and potentially faster service compared to the height of winter or summer.

3Are there local regulations or incentives in New Hampshire I should know about for HVAC work?

Yes, New Hampshire has specific regulations; for instance, any technician handling refrigerants must be EPA-certified, and certain electrical and gas work may require permits from the Jefferson town office. Importantly, New Hampshire participates in the Energy Efficiency Fund, and residents may qualify for rebates through NHSaves for installing high-efficiency heat pumps, furnaces, or boilers, which can significantly offset upgrade costs.

4My energy bills are very high in winter. What are the most effective upgrades for a home in Jefferson?

The most impactful first step is a professional energy audit, often available through NHSaves, to identify air leaks and insulation gaps common in older New England homes. Following that, upgrading to a high-efficiency (95% AFUE or higher) furnace or a ductless mini-split heat pump designed for cold climates can drastically reduce heating costs. Also, installing a programmable thermostat to manage temperature setbacks can lead to significant savings given our long heating season.