The Best HVAC in Weymouth, MA

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

#1

Weymouth Climate Control Experts

4.8
(142 reviews)
Verified

A full-service HVAC contractor specializing in high-efficiency system installations and 24/7 emergency repairs. They are known for expertise with coastal climate systems that handle both humid summers and harsh New England winters. Work with premium brands like Carrier and Trane.

855 Main Street, Weymouth, MA 02190

Specialties & Features

24/7 Emergency Service
Energy Efficient Systems
Coastal Climate Expertise
Ductwork Design

Business Information

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

South Shore HVAC Pros

4.6
(89 reviews)
Verified

Family-owned HVAC service providing comprehensive heating and cooling solutions with a focus on energy efficiency upgrades and indoor air quality. They offer specialized maintenance plans tailored to Weymouth's seasonal demands and salt-air environment.

412 Washington Street, Weymouth, MA 02188

Specialties & Features

HVAC Maintenance Plans
Energy Efficiency Upgrades
Furnace Installation
Indoor Air Quality

Business Information

Years in Business:12 years
Licensed:Yes
Insured:Yes
#3

Bay State Mechanical Services

4.5
(67 reviews)
Verified

Local HVAC experts specializing in emergency repairs and system replacements for both residential and light commercial properties. They have extensive experience with older homes common in Weymouth and offer specialized ductwork services for historic properties.

120 Commercial Street, Weymouth, MA 02191

Specialties & Features

Emergency HVAC Repair
Historic Home Systems
Ductwork Services
Boiler Installation

Business Information

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

Why These Are the Top HVAC Contractors in Weymouth

Weymouth's coastal New England climate creates strong demand for both heating and cooling services, with harsh winters requiring reliable furnace and boiler systems and humid summers driving AC needs. The market is competitive with approximately 25 active HVAC providers. Top contractors must address salt air corrosion issues common in coastal communities and help homeowners with energy efficiency upgrades given Massachusetts' high energy costs. Seasonal demand peaks during winter heating emergencies and summer AC installations.

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 Weymouth regulations and climate

Frequently Asked Questions About HVAC in Weymouth

Get answers to common questions about hvac services in Weymouth, Massachusetts.

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

For a full system replacement in Weymouth, including labor, homeowners can typically expect costs between $5,000 and $12,000. The final price depends heavily on the home's size, the system's efficiency (SEER rating), and the complexity of the installation, such as ductwork modifications. Given our humid summers, investing in a properly sized, high-efficiency unit (16+ SEER) is often recommended for long-term comfort and energy savings, and Massachusetts offers rebates through the Mass Save® program that can significantly offset this cost.

2When is the best time of year to schedule HVAC maintenance or replacement in Weymouth?

The ideal times are during the shoulder seasons—late spring (April-May) for AC service and early fall (September-October) for heating service. Scheduling during these periods ensures your system is ready for Weymouth's peak summer humidity and cold, snowy winters, and you'll avoid the high-demand rush that leads to longer wait times. For replacements, planning ahead during these windows often provides more installer availability and potential promotional pricing.

3Are there any local regulations or incentives in Weymouth I should know about when upgrading my HVAC system?

Yes, Massachusetts has specific regulations, including that all refrigerant work must be performed by an EPA-certified technician. Crucially, the state-sponsored Mass Save® program offers Weymouth homeowners no-cost home energy assessments, heavily discounted insulation, and generous rebates for upgrading to high-efficiency heat pumps, furnaces, and central AC units. Additionally, any electrical work for a new system must comply with Massachusetts electrical codes and may require a permit from the Weymouth Building Department.

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

Always verify that the contractor is licensed by the Massachusetts Board of State Examiners of Plumbers and Gas Fitters (for gas/oil heat) and holds an EPA certification. Look for established local companies with strong reviews that are familiar with Weymouth's coastal climate, which can accelerate system wear. A trustworthy provider will perform a detailed load calculation (Manual J) for your specific home—not just recommend the same size unit—and should be a participating Mass Save® partner to help you access rebates.

5My older home in Weymouth doesn't have ductwork. What are my best options for efficient whole-house heating and cooling?

Ductless mini-split heat pumps are an excellent and increasingly popular solution for Weymouth's older homes. They provide both efficient heating and cooling from a single system and are exceptionally effective in our climate. Massachusetts and Mass Save® offer substantial rebates for qualifying cold-climate heat pump installations, making them more affordable. They are also ideal for targeted comfort in home additions where extending existing ductwork is impractical.