The Best HVAC in Newmarket, NH

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

#1

Seacoast Climate Control

4.8
(142 reviews)
Verified

A premier full-service HVAC contractor serving Newmarket and the Seacoast region. Specializes in high-efficiency heating and cooling systems tailored to New England's variable climate. Offers comprehensive installation, repair, and maintenance services for all major brands. Known for expertise in solving complex HVAC challenges in older Newmarket homes.

85 Main Street, Newmarket, NH 03857

Specialties & Features

24/7 Emergency Service
Energy Efficiency Audits
Ductless Mini-Splits
High-Efficiency Furnaces
Heat Pump Systems

Business Information

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

Granite State Heating & Cooling

4.6
(118 reviews)
Verified

Family-owned HVAC company with deep roots in the Newmarket community. Provides reliable heating and cooling solutions with a focus on energy-efficient systems that withstand New Hampshire's harsh winters and humid summers. Offers specialized ductwork services and indoor air quality solutions alongside traditional HVAC services.

212 South Main Street, Newmarket, NH 03857

Specialties & Features

Furnace Installation & Repair
Ductwork Design & Installation
Boiler Systems
Air Quality Solutions
Preventive Maintenance Plans

Business Information

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

Piscataqua HVAC Professionals

4.5
(96 reviews)
Verified

Local HVAC experts serving the Newmarket area with a strong focus on system reliability and energy savings. Specializes in modern heat pump technology for year-round comfort and offers comprehensive maintenance plans to extend equipment lifespan. Known for prompt emergency response during extreme weather events.

15 Piscataqua Drive, Newmarket, NH 03857

Specialties & Features

24/7 Emergency Service
Heat Pump Installation
Energy Efficiency Upgrades
System Maintenance Plans
Smart Thermostat Integration

Business Information

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

Why These Are the Top HVAC Contractors in Newmarket

Newmarket's HVAC market serves a mix of historic colonial homes and modern developments, requiring expertise in both traditional and contemporary systems. The coastal New Hampshire climate features cold, snowy winters with temperatures frequently dropping below freezing, and warm, humid summers that require effective cooling. This creates strong seasonal demand for furnace services in winter and AC services in summer. The local market emphasizes energy efficiency due to high heating costs, with growing interest in heat pumps and ductless mini-splits for year-round climate control. Many older homes require specialized ductwork solutions and system retrofits.

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 Newmarket regulations and climate

Frequently Asked Questions About HVAC in Newmarket

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

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

For a full high-efficiency central AC system replacement in Newmarket, homeowners can expect to pay between $5,000 and $12,000, with the final cost heavily dependent on home size, system complexity, and the chosen equipment's SEER rating. New Hampshire's seasonal demand and the specific challenges of installing in older Newmarket homes (like accessing attic or basement mechanical rooms) can influence labor costs. It's wise to get multiple detailed estimates that include removal of the old unit, new refrigerant lines, and updated electrical components.

2When is the best time of year to schedule HVAC maintenance or installation in Newmarket?

The optimal times are during the shoulder seasons—late spring (April-May) before the summer heat and humidity arrive, and early fall (September-October) before the cold Seacoast New Hampshire winters set in. Scheduling during these periods ensures your system is ready for peak demand and provides much greater availability for HVAC contractors compared to the middle of a heatwave or a January cold snap, when emergency calls dominate their schedules.

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

Yes, always verify your contractor is licensed by the New Hampshire Department of Safety (Plumbing & Mechanical Licensing Board). For rebates, focus on incentives from New Hampshire's own utilities, like Eversource or Unitil, which often offer substantial rebates for installing high-efficiency heat pumps, a popular choice for our climate. Additionally, federal tax credits for qualified energy-efficient equipment apply, making upgrades like cold-climate air-source heat pumps very cost-effective for year-round comfort in Newmarket.

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

Prioritize local, established companies with strong reputations in the Seacoast region. Verify they carry proper NH state licensing and insurance. Ask for references from homes of similar age to yours, as many Newmarket properties have unique layouts or older foundations that present installation challenges. A trustworthy contractor will perform a detailed load calculation (Manual J) for your specific home, not just recommend a system based on square footage alone.

5My furnace is old but still works. Should I preemptively replace it before it fails in winter?

Given Newmarket's harsh winters, a proactive replacement of an aging furnace (typically 15+ years old) is often a wise investment to avoid a costly emergency breakdown in freezing temperatures. Modern, high-efficiency furnaces (AFUE 95%+) can significantly reduce your heating bills, which is important with New Hampshire's high fuel costs. If your system requires frequent repairs or you notice rising gas bills, scheduling a replacement in the fall is far more comfortable and cost-effective than an emergency swap in January.