---
title: HVAC Services in Nashua NH & Southern New Hampshire | Free State Cooling & Heating
description: Full-service HVAC contractor in Nashua NH. AC repair, furnace installation, heat pumps, duct work, maintenance plans, indoor air quality. Licensed & insured.
url: https://freestatehvac.com/services
last_updated: 2026-04-16
---

# Our HVAC Services

Comprehensive heating, cooling, and air quality solutions for homes across Southern New Hampshire and Northern Massachusetts. Free State Cooling & Heating is a licensed and insured HVAC contractor based in Nashua, NH.

## Services We Offer

### AC Installation & Repair
Stay cool all summer with professional air conditioning installation, repair, and replacement services for homes and businesses.
Learn more: /services/ac-installation-repair

### Heating Installation & Repair
Keep your home warm and comfortable through harsh New England winters with expert furnace, boiler, and heat pump services.
Learn more: /services/heating-installation-repair

### Duct Work
Improve airflow and efficiency with professional duct design, installation, sealing, and cleaning services.
Learn more: /services/duct-work

### Maintenance Plans
Protect your investment and avoid costly breakdowns with affordable preventive maintenance plans tailored to your system.
Learn more: /services/maintenance-plans

### Indoor Air Quality
Breathe easier with whole-home air purification, humidity control, and ventilation solutions for healthier indoor air.
Learn more: /services/indoor-air-quality

## Why Choose Free State

### Licensed Technicians
Every technician on our team is fully licensed, insured, and factory-trained. We invest in continuous education so our crew stays current with the latest HVAC technology and best practices.

### Honest Pricing
No hidden fees, no surprise charges. We provide detailed, upfront estimates before any work begins so you know exactly what to expect. The price we quote is the price you pay.

### Guaranteed Work
We stand behind every job with a satisfaction guarantee. If something is not right, we will come back and make it right at no additional cost. Your comfort and confidence are our priority.

## Credentials at a Glance

- 5-Star Rated with 50+ reviews
- 24/7 Emergency Service
- 15+ Years Experience
- Locally Owned
- Licensed & Insured
- 100% Satisfaction Guaranteed
- 1000s of jobs completed

## Brands We Service

We install and service all major HVAC brands including Carrier, Lennox, Trane, Rheem, Goodman, Mitsubishi, Daikin, and more. As an independent contractor, we recommend the best equipment for your specific needs and budget rather than pushing a single brand.

## Service Area

We serve Southern New Hampshire and Northern Massachusetts, including Nashua, Salem, Derry, Merrimack, Manchester, Andover, Methuen, Lowell, and surrounding communities. See the full list at /service-areas.

## Ready for a Free Estimate?

Stop worrying about your HVAC. Get a straight answer and an honest price — we will tell you exactly what you need, nothing more, nothing less. Free estimates, no obligation.

## Contact

- **Sales:** (603) 718-0810
- **Service:** (603) 493-2236
- **Email:** fscoolingandheating@gmail.com
- **Address:** 221 Main Street, STE R, Nashua, NH
- **Hours:** Mon-Fri 7am-6pm | Emergency 24/7
- **Service Area:** Southern New Hampshire and Northern Massachusetts