The Best HVAC in Cornish, NH

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

#1

Upper Valley Climate Control

4.8
(112 reviews)
Verified

A premier full-service HVAC contractor serving Cornish and the Upper Valley region. They specialize in installing high-efficiency heating and cooling systems tailored to New Hampshire's harsh winters and humid summers. Their team is NATE-certified and holds advanced certifications in boiler and furnace technology, making them a top choice for complex installations and energy efficiency upgrades.

178 Main Street, Cornish, NH 03745

Specialties & Features

Energy Efficiency Consulting
High-Efficiency Furnace Installation
24/7 Emergency Repair
Geothermal System Expertise
Indoor Air Quality Solutions

Business Information

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

Cornish Heating & Cooling

4.6
(94 reviews)
Verified

A locally owned and operated HVAC company with deep roots in the Cornish community. They are known for their responsive service, especially for emergency furnace repairs during cold snaps. They are authorized dealers for Trane and Mitsubishi systems and have extensive experience with heat pumps, a popular choice for energy-conscious homeowners in the area. They offer comprehensive maintenance plans to keep systems running efficiently year-round.

45 River Road, Unit 3, Cornish, NH 03745

Specialties & Features

24/7 Emergency Service
Heat Pump Installation & Service
Furnace Repair
Preventative Maintenance Plans
Ductless Mini-Split Systems

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#3

Granite State Air Experts

4.4
(76 reviews)
Verified

Specializes in a wide range of residential HVAC services with a strong focus on system retrofits and ductwork design. They excel at solving uneven heating and cooling problems in older New England homes common in Cornish through expert duct sealing, modification, and insulation. Their technicians are EPA 608 certified for refrigerant handling and are well-versed in the latest energy-efficient technologies.

902 Route 12A, Cornish, NH 03745

Specialties & Features

Ductwork Design & Installation
HVAC System Retrofits
Air Conditioning Maintenance
Boiler Service
Energy Efficiency Audits

Business Information

Years in Business:11 years
Licensed:Yes
Insured:Yes

Why These Are the Top HVAC Contractors in Cornish

The HVAC market in Cornish, NH, is characterized by a high demand for reliable and robust heating solutions due to the region's long, cold winters with average lows in the teens. Summers are warm and humid, creating a secondary but significant demand for air conditioning and dehumidification. This climate necessitates systems that are both powerful and energy-efficient. The market is competitive among a small number of local providers, with a strong emphasis on 24/7 emergency service, expertise in heat pumps and high-efficiency furnaces, and the ability to service older homes with challenging ductwork or hydronic systems. Homeowners prioritize contractors with local experience who understand the specific demands of the climate.

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 Cornish regulations and climate

Frequently Asked Questions About HVAC in Cornish

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

1What is the typical cost range for replacing a full HVAC system in a Cornish, NH home?

For a complete system replacement (furnace and central air conditioner or heat pump), Cornish homeowners can expect a typical range of $8,000 to $15,000+, depending on system size, efficiency, and home complexity. New Hampshire's cold winters often necessitate a focus on a high-efficiency furnace or a cold-climate heat pump, which can be a higher initial investment but offers significant long-term savings on heating bills. Ductwork modifications for older homes in the area can also add to the cost.

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

The optimal times are during the shoulder seasons—late spring (April-May) for cooling system service and early fall (September-October) for heating system service. Scheduling during these periods ensures your system is ready for Cornish's hot, humid summers and notoriously cold, snowy winters, and you'll find greater technician availability and potentially better pricing than during the peak summer or winter emergency periods.

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

While Cornish follows New Hampshire state codes, which require HVAC contractors to be licensed, there are no unique local town ordinances for standard installations. Importantly, New Hampshire offers rebates through the NHSaves program for upgrading to high-efficiency heat pumps, which are an excellent choice for our climate. Always verify your contractor is fully licensed and insured to work in New Hampshire.

4How do I choose a reliable HVAC contractor serving the Cornish area?

Prioritize local, established companies with proven experience in older New England homes, which are common in Cornish. Check for valid NH Master HVAC and Gas Fitter licenses, read local reviews, and ask for references from homes of similar age and size. A trustworthy contractor will perform a detailed load calculation (Manual J) specific to your home's insulation and our local climate, not just size the system based on square footage.

5Given our cold winters, should I consider a heat pump instead of a traditional furnace for my Cornish home?

Modern cold-climate air-source heat pumps are a highly efficient and viable primary heating solution for most Cornish homes, capable of operating efficiently in temperatures well below zero. They provide both heating and cooling from one unit. For very cold snaps, a hybrid system (heat pump paired with a gas or propane furnace) or a dual-fuel system is an excellent option to maximize efficiency and ensure backup heat, leveraging New Hampshire's NHSaves rebates for the heat pump portion.