The Best HVAC in Altadena, CA

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

#1

Altadena Climate Control Experts

4.8
(142 reviews)
Verified

Family-owned HVAC specialist serving Altadena for over 15 years. Experts in high-efficiency AC installation tailored to Altadena's hot summers and furnace services for cooler winter nights. They are a Carrier Factory Authorized Dealer and specialize in smart thermostat integration and zoning systems for older homes in the area.

2345 N Lake Ave, Altadena, CA 91001

Specialties & Features

24/7 Emergency Service
Carrier Systems
High-Efficiency Upgrades
Zoning Systems
Smart Thermostat Integration

Business Information

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

Foothills Heating & Air

4.6
(118 reviews)
Verified

A highly-rated local contractor known for exceptional repair and maintenance services. They focus on the unique challenges of the Altadena foothills, including managing microclimates and servicing homes with older ductwork. They offer comprehensive maintenance plans to keep systems running efficiently through the intense summer heat.

1876 E Altadena Dr, Altadena, CA 91001

Specialties & Features

Precision HVAC Repair
Maintenance Plans
Ductwork Evaluation & Sealing
Lennox Premier Dealer
Same-Day Service

Business Information

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

Efficient Comfort Solutions

4.5
(96 reviews)
Verified

Specializes in energy-efficient HVAC solutions and modern system replacements for Altadena homeowners. They are EPA Advantage certified and excel at helping customers navigate rebates for high-SEER AC units and high-AFUE furnaces. Their technicians are also experts in heat pump installation, a growing trend for year-round comfort in the local climate.

3012 Lincoln Ave, Altadena, CA 91001

Specialties & Features

Energy Efficiency Audits
Rebate & Financing Experts
Heat Pump Systems
Trane Comfort Specialist
Emergency Repairs

Business Information

Years in Business:10 years
Licensed:Yes
Insured:Yes

Why These Are the Top HVAC Contractors in Altadena

The HVAC market in Altadena, CA, is driven by its distinct climate: hot, dry summers in the foothills of the San Gabriel Mountains necessitate robust and efficient air conditioning systems, while cooler winter nights create a demand for reliable heating. The prevalence of older, architecturally significant homes creates a need for contractors skilled in retrofitting modern, efficient systems without compromising integrity. Seasonal demand peaks during heatwaves in late summer and occasional cold snaps in winter, making 24/7 emergency service a critical offering for top providers. Energy efficiency is a major concern due to high electricity costs, leading to strong demand for high-SEER AC units, smart thermostats, and heat pumps.

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 Altadena regulations and climate

Frequently Asked Questions About HVAC in Altadena

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

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

For a standard single-family home in Altadena, a full AC replacement typically ranges from $8,000 to $15,000. This range accounts for the higher-efficiency units recommended for our hot summers, the complexity of installation in older Altadena homes, and California's strict refrigerant and efficiency regulations (Title 24). The final cost depends heavily on system size, brand, and any necessary ductwork modifications.

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

The optimal times are during the mild shoulder seasons of spring (March-May) and fall (September-November). Scheduling service before the intense summer heat hits ensures your system is reliable when you need it most and helps you avoid the peak demand rush, which often leads to longer wait times and potential emergency service premiums from local HVAC companies.

3Are there local regulations or rebates I should know about when upgrading my HVAC system?

Yes. Altadena homeowners must comply with California's Title 24 energy codes, which mandate specific efficiency standards for new installations. Crucially, you should explore rebates from the South Coast Air Quality Management District (SCAQMD) and incentives from LADWP or Pasadena Water & Power (depending on your provider) for installing high-efficiency heat pumps or air conditioners, which can significantly offset upgrade costs.

4How do I choose a reliable HVAC contractor serving the Altadena area?

Prioritize contractors who are locally established, licensed (California Contractor's State License Board C-20 license), and familiar with the specific challenges of Altadena homes, such as older construction and varied foundation types. Always verify their insurance, check reviews specific to the San Gabriel Valley, and ask for references from recent local installations to gauge their expertise and customer service.

5My home feels dry in the winter and stuffy in the summer. Is a whole-house humidifier or air purifier a good investment for our climate?

Given Altadena's dry climate and seasonal wildfire smoke, these can be excellent investments. A whole-house humidifier combats dry winter air, improving comfort and protecting wood furnishings. An air purifier, especially one with a high-grade filter, is highly effective at reducing indoor allergens, dust, and smoke particles, addressing a common local air quality concern for improved year-round health and comfort.