The Best HVAC in Keene, NH

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

#1

Keene Valley Climate Control

4.8
(127 reviews)
Verified

A premier full-service HVAC contractor serving Keene and the Monadnock Region since 1985. Specializes in high-efficiency heating and cooling systems tailored to New England's harsh winters and humid summers. Offers comprehensive installation, maintenance, and repair services for all major brands including Carrier, Trane, and Lennox. Known for exceptional customer service and technical expertise.

124 Main Street, Keene, NH 03431

Specialties & Features

24/7 Emergency Service
Geothermal Systems
Energy Efficiency Consulting
Ductless Mini-Splits
Boiler Systems

Business Information

Years in Business:39 years
Licensed:Yes
Insured:Yes
#2

Monadnock Heating & Cooling

4.6
(94 reviews)
Verified

Family-owned HVAC specialist with deep roots in the Keene community. Provides expert service on furnaces, heat pumps, and central air systems designed to handle southern New Hampshire's temperature extremes. Strong focus on energy-efficient solutions and indoor air quality systems. EPA-certified technicians with NATE certification for superior installation and repair quality.

287 Winchester Street, Keene, NH 03431

Specialties & Features

Heat Pump Installation
Indoor Air Quality Systems
HVAC Maintenance Plans
Oil-to-Gas Conversions
Smart Thermostat Integration

Business Information

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

Cold Creek HVAC Services

4.5
(83 reviews)
Verified

Reliable local HVAC contractor known for prompt emergency response and quality craftsmanship. Specializes in both residential and light commercial systems, with particular expertise in ductwork design and sealing for improved efficiency. Offers innovative solutions for older homes in Keene's historic districts while maintaining modern efficiency standards.

451 Park Avenue, Keene, NH 03431

Specialties & Features

Ductwork Design & Sealing
24/7 Emergency Repair
High-Velocity Systems
Hybrid Heating Systems
HVAC System Zoning

Business Information

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

Why These Are the Top HVAC Contractors in Keene

Keene's HVAC market serves a population experiencing a humid continental climate with cold, snowy winters (average lows of 12°F) and warm, humid summers (average highs of 82°F). This creates year-round demand for both heating and cooling services. The market is competitive with approximately 25 providers, focusing on energy efficiency due to high heating costs. Older housing stock in the area creates demand for system retrofits and upgrades. Seasonal peaks occur during January-February for heating emergencies and June-August for AC installation and service.

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 Keene regulations and climate

Frequently Asked Questions About HVAC in Keene

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

1What is the typical cost range for replacing a central air conditioning system in a Keene home?

For a full high-efficiency central AC system replacement in a standard Keene single-family home, homeowners can expect costs ranging from $5,000 to $12,000. This range accounts for the unit, labor, ductwork modifications, and the specific challenges of older homes common in the area. Final pricing is highly dependent on home size, system brand, efficiency rating (SEER), and the complexity of the installation in your specific property.

2When is the best time of year to schedule a furnace replacement or major HVAC service in Keene?

The absolute best times are during the "shoulder seasons"—late spring (April-May) or early fall (September-October). Scheduling during these periods avoids the extreme demand of a Keene winter cold snap or a summer heatwave, ensuring better availability and often more competitive pricing from local contractors. This timing also prevents the discomfort and potential emergency service fees associated with a mid-winter breakdown.

3Are there any local New Hampshire or Keene-specific regulations or rebates I should know about for HVAC upgrades?

Yes, always check for current incentives. New Hampshire has no state sales tax, which applies to equipment and labor. More importantly, you should inquire with your installer about rebates from NHSaves, a statewide energy efficiency program, which often offers significant cash incentives for upgrading to high-efficiency heat pumps, furnaces, and boilers. Eversource, the local utility, administers these programs, making them highly relevant for Keene homeowners.

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

Prioritize contractors who are locally established, fully licensed by the State of New Hampshire (check for a valid Mechanical License), and insured. Look for companies that are NATE-certified and have strong reviews specific to service in the Monadnock Region. A trustworthy provider will perform a detailed load calculation (Manual J) for your specific home, as our variable climate and older housing stock make this step critical for proper system sizing and efficiency.

5Given Keene's cold winters, is a heat pump a viable primary heating system, or do I still need a furnace?

With modern cold-climate heat pump technology, it is a increasingly viable and efficient primary heating option for many Keene homes. These systems are designed to operate efficiently in temperatures well below freezing. However, the suitability depends heavily on your home's insulation and existing ductwork. Many homeowners opt for a dual-fuel or hybrid system, pairing a heat pump with a gas or propane furnace as a backup for the coldest days, optimizing both efficiency and comfort throughout our distinct seasons.