The Best HVAC in Windsor, CA

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

#1

North Bay Climate Control

4.8
(142 reviews)
Verified

A premier HVAC contractor specializing in high-efficiency system installations and comprehensive maintenance plans tailored to Windsor's climate. They are known for their expertise in heat pumps and dual-fuel systems, which are ideal for the area's warm summers and cool, damp winters. Their technicians are NATE-certified and deeply knowledgeable about local building codes and efficiency incentives.

8750 Brooks Road South, Windsor, CA 95492

Specialties & Features

Energy Efficiency Upgrades
Heat Pump Systems
24/7 Emergency Service
Ductless Mini-Splits

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#2

Windsor Heating & Air

4.6
(118 reviews)
Verified

A family-owned and operated local expert with deep roots in the Windsor community. They provide a full suite of HVAC services with a strong focus on reliability and customer education. They are particularly skilled in furnace repair and installation, a critical service for the chilly winter nights, and offer robust maintenance agreements to keep systems running efficiently year-round.

6485 Hembree Lane, Suite 103, Windsor, CA 95492

Specialties & Features

Furnace Repair & Installation
Preventative Maintenance Plans
Ductwork Inspection & Sealing
Smart Thermostat Installation

Business Information

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

Redwood Coast HVAC & Mechanical

4.5
(96 reviews)
Verified

Known for handling complex installations and commercial projects, this provider also excels in residential service. They work with top-tier brands like Trane and Carrier and are experts in designing systems for both new construction and retrofits in older homes. Their technicians are EPA Section 608 certified and specialize in solving airflow and humidity control issues common in the region.

3296 Airway Drive, Windsor, CA 95492

Specialties & Features

New Construction HVAC
Advanced Diagnostics & Repair
Whole-House Ventilation Solutions
Commercial HVAC Services

Business Information

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

Why These Are the Top HVAC Contractors in Windsor

The HVAC market in Windsor, CA, is driven by its distinct Mediterranean climate with hot, dry summers (often reaching the 90s°F) and cool, wet winters that frequently dip into the 30s°F. This necessitates robust, year-round climate control systems. Homeowners heavily prioritize energy efficiency due to high electricity costs, creating strong demand for heat pumps, high-SEER AC units, and smart thermostats. The market is competitive with a mix of long-standing local providers and larger Sonoma County companies serving the area. The peak season for AC installation and repair is late spring/summer, while furnace services see a surge in the fall.

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 Windsor regulations and climate

Frequently Asked Questions About HVAC in Windsor

Get answers to common questions about hvac services in Windsor, California.

1What is the typical cost range for replacing a central air conditioner or heat pump in a Windsor home?

For a standard single-family home in Windsor, a full replacement of a central AC or heat pump system typically ranges from $6,500 to $12,000+. This cost is influenced by the home's size, the system's efficiency (SEER2 rating), and the complexity of the installation. Windsor's hot, dry summer climate makes a properly sized and efficient system a critical investment for comfort and energy savings, especially with Pacific Gas and Electric (PG&E) rates.

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

The optimal times are during the mild shoulder seasons of spring (March-May) and fall (September-October). Scheduling service before the intense summer heat (which can regularly exceed 90°F) ensures your system is ready and helps you avoid the peak demand rush when HVAC companies are busiest. This timing often leads to better scheduling flexibility and can prevent emergency breakdowns during a heatwave.

3Are there any local Windsor or California regulations I should know about when replacing my HVAC system?

Yes. California has strict appliance efficiency standards, so any new central AC or heat pump must meet the current minimum SEER2 and EER2 ratings. Furthermore, in compliance with California's 2022 refrigerant law, technicians cannot simply "top off" a leaking R-22 system; a repair must first fix the leak. Windsor contractors must also be licensed by the California Contractors State License Board (CSLB), which you should always verify.

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

Always verify their CSLB license and ensure they carry adequate insurance. Look for established local companies with strong reviews on platforms like Google and Nextdoor, as they understand Windsor's specific climate challenges and housing styles. A trustworthy provider will perform a detailed Manual J load calculation for your home—not just base the system size on your old unit—and provide clear, written estimates.

5My heat pump seems inefficient on colder winter nights. Is this normal for our climate?

It can be. While heat pumps are excellent for Windsor's generally mild winters, their efficiency drops as outdoor temperatures fall into the 30s and 40s. Many modern systems include a backup electric resistance heating strip (auxiliary heat) to compensate, which can cause a noticeable increase in your PG&E bill during cold snaps. A technician can check if your system is operating correctly or if it's undersized for the occasional colder periods we experience.