The Best HVAC in Greenville, NH

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

#1

Green Valley Climate Control

4.8
(127 reviews)
Verified

A premier full-service HVAC contractor specializing in high-efficiency heating and cooling solutions tailored for New England's harsh winters and humid summers. They are a Carrier Factory Authorized Dealer, ensuring top-tier equipment and technical support. Their team excels in complex installations, including geothermal and ductless mini-splits, and is known for meticulous system sizing and energy efficiency consultations.

84 Main Street, Greenville, NH 03048

Specialties & Features

24/7 Emergency Service
High-Efficiency System Installation
Geothermal Systems
Carrier Factory Authorized Dealer
System Design & Sizing

Business Information

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

Granite State Heating & Cooling

4.6
(94 reviews)
Verified

A trusted, family-owned and operated HVAC provider with deep roots in the Greenville community. They offer a comprehensive range of services from routine maintenance to major system replacements. They are particularly skilled in servicing and replacing older oil and propane furnaces common in the region, and they offer excellent financing options for energy efficiency upgrades. Their preventative maintenance plans are highly recommended for extending system life.

301 River Road, Unit 4, Greenville, NH 03048

Specialties & Features

Oil & Propane Furnace Expertise
Comprehensive Maintenance Plans
Ductwork Cleaning & Sealing
Energy Efficiency Upgrades
Local & Family-Owned

Business Information

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

TrueTemp Emergency HVAC Services

4.5
(112 reviews)
Verified

Best known for their rapid-response, 24/7 emergency repair services, TrueTemp is the go-to contractor for sudden furnace breakdowns in the dead of winter or AC failures during a heatwave. They work with a variety of brands, including Trane and Lennox, and their technicians are highly trained diagnosticians. They also provide honest, upfront pricing and a strong emphasis on fixing issues correctly the first time.

612 Industrial Parkway, Greenville, NH 03048

Specialties & Features

24/7 Emergency Repairs
Rapid Response Time
Honest Diagnostics & Pricing
Trane & Lennox Preferred Dealer
HVAC System Repair

Business Information

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

Why These Are the Top HVAC Contractors in Greenville

The HVAC market in Greenville, NH, is heavily influenced by its humid continental climate, characterized by cold, snowy winters and warm, humid summers. This creates a high year-round demand for reliable heating (especially furnaces and boilers) and a growing demand for efficient air conditioning. Homeowners prioritize durability, energy efficiency due to high fuel costs, and contractors who can provide swift emergency service during extreme weather events. The market is served by a mix of long-standing local contractors and smaller regional companies, with a strong emphasis on trust and community reputation.

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 Greenville regulations and climate

Frequently Asked Questions About HVAC in Greenville

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

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

For a full high-efficiency central AC system replacement in Greenville, homeowners can expect to pay between $5,000 and $10,000, with variations based on home size, system complexity, and equipment brand. The hilly terrain and older home foundations in the area can sometimes increase installation labor costs. It's wise to budget for this project in late winter or early spring to avoid peak summer demand pricing and ensure your system is ready for our humid New England summers.

2When is the best time of year to schedule a furnace tune-up or replacement in Greenville?

The optimal time is during the late summer or early fall, specifically between August and October. Scheduling during this window ensures your heating system is professionally serviced before the demanding Greenville winter, characterized by average lows in the teens, and helps you avoid the last-minute rush when HVAC companies are busiest. This proactive timing also allows for discovering any needed repairs or planning a replacement without emergency winter pricing.

3Are there any local New Hampshire regulations or rebates I should know about when upgrading my HVAC system?

Yes, New Hampshire has specific regulations requiring that a licensed fuel gas fitter or refrigeration technician perform most HVAC work. For rebates, always check with NHSaves, which is the state's collaborative energy efficiency program; they frequently offer cash-back incentives for installing high-efficiency heat pumps, furnaces, and boilers. These incentives are particularly valuable in Greenville for offsetting the higher upfront cost of systems designed to handle our cold climate.

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

Prioritize contractors who are locally established, fully insured, and hold a valid New Hampshire Master HVAC or Gas Fitter license. Look for companies with strong experience servicing the specific heating systems common in our region, such as oil boilers and cold-climate heat pumps. Always check for positive reviews on local community forums and ask for references from homes of similar age and style to yours in the Monadnock Region.

5My heat pump seems inefficient during Greenville's coldest weeks. Is this normal, and what are my options?

This is a common concern. While modern cold-climate heat pumps are effective in New Hampshire, they can lose efficiency during extreme cold snaps when temperatures drop below zero. A properly sized and installed system should still operate, but many Greenville homeowners opt for a dual-fuel or hybrid system, which pairs a heat pump with a backup furnace (often propane or oil) for the deepest cold, ensuring comfort and cost-efficiency year-round.