The Best HVAC in Seabrook, NH

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

#1

Seabrook Climate Control

4.8
(127 reviews)
Verified

A full-service HVAC contractor specializing in high-efficiency heating and cooling systems for Seabrook's coastal climate. Experts in heat pump installations, furnace replacements, and complex ductwork design for older New England homes. They are a Carrier Factory Authorized Dealer and focus heavily on energy efficiency solutions.

45 Lafayette Road, Seabrook, NH 03874

Specialties & Features

24/7 Emergency Service
Carrier HVAC Systems
Heat Pump Specialists
Energy Efficiency Audits
Coastal Climate Expertise

Business Information

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

Granite State Heating & Cooling

4.6
(94 reviews)
Verified

A family-owned and operated HVAC provider with deep roots in the Seacoast region. They offer comprehensive installation, maintenance, and repair services with a strong focus on reliability and customer education. They are a Lennox Premier Dealer and are known for their expertise in servicing both modern high-efficiency and older legacy systems common in the area.

112 Folly Mill Road, Seabrook, NH 03874

Specialties & Features

Lennox HVAC Systems
Furnace Repair & Installation
Preventative Maintenance Plans
Boiler Services
Local Family-Owned Business

Business Information

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

Seacoast Mechanical Services

4.5
(116 reviews)
Verified

Known for their rapid response emergency repair services and robust maintenance programs. They specialize in solving complex HVAC issues, from faulty ductwork that reduces efficiency to diagnosing intermittent electrical problems. Their technicians are NATE-certified and highly experienced with the salt-air corrosion challenges faced by coastal HVAC units.

301 Batchelder Road, Unit 4, Seabrook, NH 03874

Specialties & Features

24/7 Emergency Repairs
NATE-Certified Technicians
Ductwork Design & Sealing
HVAC System Diagnostics
Commercial & Residential Service

Business Information

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

Why These Are the Top HVAC Contractors in Seabrook

The HVAC market in Seabrook, NH, is characterized by high demand for reliable heating due to cold, damp winters and a need for efficient cooling/dehumidification during humid summers. The coastal location necessitates corrosion-resistant equipment and expertise. The market is competitive with a mix of long-standing local providers and larger regional companies. Homeowners prioritize energy efficiency due to high heating costs and often seek upgrades from older oil or propane systems to modern heat pumps or high-efficiency gas furnaces. Emergency service capability is a critical differentiator, especially during winter storms.

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 Seabrook regulations and climate

Frequently Asked Questions About HVAC in Seabrook

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

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

For a full system replacement in Seabrook, costs typically range from $5,000 to $12,000+, depending on the home's size, system efficiency (SEER rating), and complexity of installation. Seabrook's coastal climate, with its humid summers, makes a properly sized and efficient AC system crucial for comfort. We recommend getting 3 detailed, written estimates from local licensed contractors to compare equipment, warranties, and installation scope.

2When is the best time to schedule HVAC maintenance or replacement in Seabrook, NH?

The optimal times are during the shoulder seasons—late spring (April-May) for AC tune-ups and late summer/early fall (August-September) for heating system checks. Scheduling outside of peak summer heat and winter cold ensures better availability and often promotional pricing. For replacements, planning ahead before our harsh New England winter or humid summer hits is key to avoiding emergency breakdowns.

3Are there any local Seabrook or New Hampshire regulations I should know about for HVAC installation?

Yes. All HVAC contractors must be licensed by the New Hampshire Department of Safety (Plumbers & Gas Fitters Board). For any work involving fuel gas (natural gas or propane) or refrigeration lines, this state license is mandatory. Additionally, the installation must comply with the NH State Building Code (based on ICC codes) and may require a permit from the Seabrook Building Department, which your contractor should handle.

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

Prioritize contractors who are locally established, fully licensed and insured in New Hampshire, and have strong references from Seabrook or nearby Seacoast towns. Look for NATE-certified technicians, which indicates advanced training. A trustworthy provider will perform a detailed load calculation (Manual J) for your specific home, accounting for Seabrook's coastal wind exposure, to ensure proper system sizing.

5My heat pump seems inefficient during our coldest weeks. Is this normal for Seabrook's climate?

It can be. While modern cold-climate air-source heat pumps are effective for most of our winter, Seabrook can experience temperatures that dip into the single digits or below. During these extreme cold snaps, a standard air-source heat pump's efficiency drops, and it may rely on its auxiliary (often electric) backup heat, increasing costs. Discuss with a local expert if a dual-fuel system (pairing a heat pump with a gas or propane furnace) is a more cost-effective solution for your home's specific heating needs.