Galaxy Heating & Air Conditioning
(925) 578-3379
Contra Costa County

Heating and Air Conditioning Services in Brentwood, CA

Expert Heating, Cooling & Air Quality Solutions

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Quick Answers About Brentwood HVAC Services

What HVAC services does Galaxy offer in Brentwood?

Galaxy provides AC and furnace repair, system replacement, heat pump and ductless installation, maintenance, ductwork improvements, and indoor air quality services throughout Brentwood.

How quickly can I schedule HVAC service in Brentwood?

Our phones are answered 24/7, and same-day appointments are often available. Exact timing depends on technician availability, the service needed, and demand during periods of extreme weather.

Which Brentwood neighborhoods does Galaxy serve?

We serve Deer Ridge, Harvest Park, Vineyards, The Homestead, Oakwood Shores, Summerset, Garin Ranch, Shadow Lakes, Apple Hill Estates, and surrounding areas.

What is included in a Brentwood HVAC replacement estimate?

Galaxy evaluates system sizing, duct and return-air capacity, electrical requirements, venting when applicable, equipment placement, permits, installation scope, and commissioning before finalizing a replacement recommendation.

Have more questions? Call us at (925) 578-3379 or schedule a consultation

What HVAC Services Do You Offer in Brentwood?

Galaxy Heating & Air Conditioning serves Brentwood homes with AC and furnace repair, system replacement, heat pump and ductless installation, maintenance, ductwork improvements, and indoor air quality services.

Brentwood's housing ranges from established homes with aging furnace-and-AC systems to newer planned communities where original equipment may be approaching replacement age. Larger floor plans, additions, and converted spaces may also require zoning, return-air improvements, or ductless solutions.

Before recommending replacement equipment, Galaxy evaluates the home's heating and cooling load, insulation, windows, duct condition, electrical service, equipment clearances, and comfort concerns. The estimate explains the proposed equipment, permits, installation scope, commissioning, warranties, and available financing.

Our phones are answered 24/7, and same-day appointments are often available. Call (925) 578-3379 to schedule service or request an installation estimate.

Why Trust Galaxy for Brentwood HVAC Service?

Brentwood's housing includes newer master-planned developments, family-friendly neighborhoods, and multi-generational homes. Many East County families have converted garages or ADUs for extended family. Brentwood's rapid growth means many newer homes, but extreme summer heat pushes systems hard. We specialize in properly-sized AC systems that handle Brentwood's 100°F+ heat waves while operating efficiently during milder weather.

We serve Brentwood's commercial sector, including retail centers, restaurants, office buildings, medical facilities, and light industrial spaces. Our commercial team handles rooftop units, package systems, and applications requiring reliable cooling during extreme East County heat.

Brentwood experiences some of the Bay Area's most extreme summer heat-temperatures routinely reach 95-105°F from June through September, with occasional heat waves pushing even higher. This makes powerful, efficient air conditioning absolutely essential for comfortable living. We recommend high-efficiency variable-speed heat pumps specifically rated for extreme heat performance. These systems deliver strong cooling during peak heat while using minimal energy during milder weather, providing year - round comfort with lower utility bills.

Areas We Serve:

Deer Ridge: Newer master-planned community from the 2000s-2020s featuring family-friendly neighborhoods with parks and amenities, growing families with school-age children, properties requiring powerful AC systems to handle 100-105°F East County summers
Harvest Park: Growing neighborhood featuring quality single-family homes from the 2000s-2010s near excellent schools, middle-class families and professionals, many properties needing AC system performance upgrades to handle extreme East County heat
Vineyards: Residential community from the 1990s-2010s featuring diverse mix of single-family homes, established families and retirees, hot inland climate routinely exceeding 95°F demands robust cooling systems rated for extreme heat performance
The Homestead: Established neighborhood from the 1990s-2000s featuring multi-generational single-family homes, families with elderly parents or adult children living together, many properties with accessory dwelling units needing independent climate control zones
Oakwood Shores: Lakeside community from the 2000s-2010s featuring waterfront properties with recreational amenities, active families and retirees enjoying lake lifestyle, extreme inland heat routinely reaching 100°F requires powerful reliable AC systems
Summerset: Family-oriented development from the 2000s-2020s featuring newer single-family construction, young families and first-time homebuyers, many properties equipped with builder-grade minimum-efficiency HVAC systems often needing performance upgrades for extreme heat
Garin Ranch: Master-planned community from the 2000s-2010s featuring quality single-family homes near Garin Regional Park, families and outdoor enthusiasts, newer construction with builder-grade HVAC systems that benefit from upgrades to handle Brentwood's 100°F+ summer peaks
Shadow Lakes: Lakeside master-planned community from the late 1990s-2010s featuring homes around the Shadow Lakes Golf Course, active families and retirees, hot inland summers routinely reaching 100-105°F demand efficient high-capacity AC systems sized for east-facing and south-facing exposures
Brentwood Villages / Creekside Park: Established residential communities from the 1990s-2000s featuring family-sized single-family homes near Creekside Park amenities, long-term homeowners and young families, aging HVAC systems from original construction often due for replacement with modern variable-speed equipment
Apple Hill Estates: Upscale neighborhood featuring larger lots and premium single-family homes from the 2000s-2010s, affluent families and move-up buyers, quality construction with larger floor plans requiring properly-sized multi-zone systems to maintain comfort during Brentwood's extreme summer heat events

Which HVAC Services Are Available in Brentwood?

Click on any service below to learn more about how we can keep your Brentwood home comfortable year-round.

Furnace Repair

Diagnostics and repair for gas furnaces, thermostats, ignition components, blowers, airflow problems, and heating safety concerns.

AC Repair

Air conditioning diagnostics and repair for weak cooling, electrical failures, refrigerant issues, fan problems, and systems that stop during Brentwood heat.

Heat Pump Repair

Heating and cooling diagnostics for ducted and ductless heat pumps from American Standard, Mitsubishi, Carrier, Lennox, and other major brands.

Furnace Installation in Brentwood

Properly sized gas furnace replacement with duct and return-air review, venting assessment, permits, installation, and commissioning.

AC Installation

Central air conditioning replacement planned around the home’s cooling load, existing furnace and coil, ductwork, electrical service, and equipment location.

Heat Pump Installation in Brentwood

Ducted, ductless, and dual-fuel heat pump options with load calculations, electrical and duct assessment, permits, and complete system commissioning.

24/7 Emergency HVAC in Brentwood

Heating or cooling failure? We respond fast — day, night, and weekends.

Typical HVAC Costs in Brentwood

Repair Pricing

Furnace repair typically runs $150-$1,500; AC repair typically runs $250-$2,000. Final cost depends on the failed component and system accessibility.

System Replacement

Furnace installation typically costs $7,000-$10,000; central AC installation ranges from $9,000-$25,000 depending on equipment and project scope.

Heat Pump Options

Complete ducted heat pumps typically cost $15,000-$20,000. Ductless systems range from $6,500 for one zone to $20,000+ for multi-zone whole-home projects.

Recent Brentwood Installations

American Standard outdoor heating and cooling unit installed on a level pad at a Brentwood home

American Standard Outdoor System

Installed an American Standard outdoor heating and cooling unit at a Brentwood home, including a level equipment pad and exterior electrical disconnect.

Attic-mounted indoor heating and cooling equipment installed at a Brentwood home

Attic HVAC Installation

Installed indoor heating and cooling equipment in a Brentwood attic with connections to the home's existing duct system, refrigerant lines, condensate drainage, and gas supply.

Carrier side-discharge outdoor heating and cooling unit installed at a Brentwood home

Carrier Side-Discharge System

Installed a Carrier side-discharge outdoor heating and cooling unit at a Brentwood home with a level equipment pad, vibration-isolation feet, and protected exterior connections.

American Standard gas furnace installed in a Brentwood home's mechanical space

American Standard Furnace

Installed an American Standard gas furnace at a Brentwood home with sheet-metal transitions, insulated duct connections, condensate drainage, and venting visible in the completed mechanical-space installation.

Mitsubishi Smart Multi 2-fan multi-zone heat pump outdoor unit installed by Galaxy Heating & Air at a Brentwood Hills home

Brentwood Hills

Installed a Mitsubishi Smart Multi two-fan, multi-zone heat pump outdoor unit at a Brentwood Hills home. The installation included outdoor-unit placement, refrigerant and electrical connections, system startup, and commissioning for multiple indoor zones.

Your Trusted Brentwood HVAC Experts

Serving Brentwood with elite manufacturer certifications, comprehensive warranties, and local expertise you can trust.

American Standard Platinum Dealer

Elite certification for exceptional customer care

Diamond Elite Mitsubishi Authorized

Factory-certified installation excellence

5-Year Labor Warranty Included

Every Brentwood installation protected

BBB A+ & Diamond Certified

Top ratings from Brentwood customers

Local Contra Costa County Experts

We live, work, and serve here

Flexible Financing

Affordable payment options available

Verified Brentwood Chamber of Commerce Member

View our verified business listing →

Why Do Brentwood Homeowners Choose Galaxy?

24/7 Emergency Service

HVAC emergencies don't wait for business hours. We're available 24/7 to serve Brentwood residents.

Fast Response Times

Serving Brentwood and throughout Contra Costa County with same-day service when you need it most.

NATE-Certified Technicians

Our team is trained, certified, and experienced in servicing all major HVAC brands and models.

Upfront, Transparent Pricing

No surprises. We provide clear estimates before starting any work in your Brentwood home.

100% Satisfaction Guarantee

We stand behind our work with a complete satisfaction guarantee on all services.

Locally Owned & Operated

We're your neighbors in the Bay Area, committed to exceptional service for Brentwood residents.

Top HVAC Products for Brentwood Homes

American Standard Platinum Heat Pump

20 SEER

Model: 5A6V0X

Our flagship heat pump for Brentwood homes. Fully communicating system pairs with Platinum air handlers for precise, variable-speed comfort year-round.

Fully communicating — system-wide diagnostics
Variable-speed compressor, ultra-quiet operation
Pairs with communicating air handlers for whole-system control

American Standard Side-Discharge Heat Pump

16 SEER

Model: 5HPL50

Built for Brentwood homes where outdoor space is tight. Side-discharge airflow opens up installations in narrow side yards, enclosed pads, or mechanical closets.

Side-discharge airflow — fits restricted installations
Reliable 2-stage scroll compressor
All-weather performance for Bay Area climates

American Standard Gold 2-Stage AC

17 SEER

Model: 5A7A70

A smart upgrade for Brentwood homes with existing gas heat. The 2-stage compressor runs at low stage most of the time — quieter, more efficient, and better humidity control than single-stage units.

2-stage operation — quieter and more efficient daily cooling
Multi-speed blower for even airflow room to room
Excellent humidity removal during Bay Area summers

Carrier Crossover Series Heat Pump

Up to 26 SEER2

Models: 37MURA / 37MUHA

Carrier's ductless crossover heat pump for Brentwood homes. Pairs with a gas furnace or air handler for a hybrid system — or installs standalone for garages and room additions.

Works paired with a furnace or air handler (hybrid setup)
MUHA hyper-heat: operates down to 5°F outdoor temp
Multi-zone compatible — one outdoor unit, up to 5 rooms

Mitsubishi MSZ-GL Mini-Split

Up to 23 SEER

Series: MSZ-GL / MUZ-GL

A reliable, cost-effective ductless solution for Brentwood rooms, garages, and additions. Quiet inverter-driven cooling and heating with no ductwork required.

No ductwork required — installs in any room
Inverter-driven compressor — runs quietly and efficiently
Compatible with multi-zone outdoor units

Lennox SLP99V Variable-Speed Furnace

99% AFUE

Model: SLP99V

The most efficient gas furnace we install — 99 cents of every gas dollar goes directly to heat. A top choice for Brentwood homeowners who want to maximize gas savings during winter.

Modulating gas valve — runs at exact output needed
Variable-speed ECM blower reduces electricity use
10-year parts warranty when installed by Galaxy

Common HVAC Questions in Brentwood

What HVAC services does Galaxy provide in Brentwood?

Galaxy provides AC repair and installation, furnace repair and installation, heat pump service and installation, ductless mini-splits, maintenance, ductwork improvements, and indoor air quality services throughout Brentwood.

How much does HVAC service cost in Brentwood?

Typical Bay Area ranges are $150-$1,500 for furnace repair, $250-$2,000 for AC repair, $7,000-$10,000 for furnace installation, $9,000-$25,000 for central AC installation, and $15,000-$20,000 for a complete ducted heat pump. Ductless systems range from $6,500 for one zone to $20,000+ for multi-zone whole-home projects.

What should Brentwood homeowners check before replacing HVAC equipment?

A replacement estimate should account for the home's heating and cooling load, duct leakage and return-air capacity, electrical service, equipment clearances, permits, and commissioning. These checks help determine whether existing infrastructure can support the new system.

Does Galaxy serve all Brentwood neighborhoods?

Galaxy serves Deer Ridge, Harvest Park, Vineyards, The Homestead, Oakwood Shores, Summerset, Garin Ranch, Shadow Lakes, Apple Hill Estates, and surrounding Brentwood neighborhoods.

HVAC Services in Cities Near Brentwood

Galaxy serves all of Contra Costa County. Browse our full lineup of heating, cooling, and heat pump services in nearby communities.

Alamo

Antioch

Concord

Danville

We Also Serve Cities Near Brentwood

Contra Costa County

Alameda County

San Mateo & SF Counties

Santa Clara County

Ready to Get Started in Brentwood?

Call Galaxy for straightforward HVAC recommendations and service throughout Brentwood.

Call (925) 578-3379 Schedule Service