Fast Service, Great Work, Fair Rates
AC Repair Services Serving Downey, CA and the surrounding areas as of August 2026 - start this month right with 10% off, new customers only! Honest, upfront pricing on every job. Call (626) 244-2014 for a free, no-obligation estimate.
At D & M HVAC, we pride ourselves on delivering exceptional heating and cooling services to the Downey community. With over 15 years of experience and a commitment to customer satisfaction, we're your trusted partner for all HVAC needs.
Experience the D & M HVAC difference today!
Schedule Service NowOur team of certified technicians brings expertise and dedication to every job, ensuring your HVAC systems operate at peak performance year-round. We take pride in our work and stand behind every installation, repair, and maintenance service we provide.
From routine maintenance to emergency repairs, our full-service HVAC company has everything you need to ensure your comfort in every season.
We understand that HVAC emergencies don't follow a schedule. That's why we offer round-the-clock emergency services to ensure your comfort and safety at any time. Our technicians are on standby nights, weekends, and holidays to respond when you need us most.
Our team consists of highly trained and certified HVAC professionals who stay current with the latest industry standards and technologies. Each technician undergoes rigorous training and continuous education to provide you with expert service on all makes and models.
We take pride in delivering top-quality work on every job, using premium materials and following best practices to ensure long-lasting results. Our attention to detail and commitment to excellence ensures that every system we install or repair performs optimally for years to come.
Your satisfaction is our priority. We go above and beyond to ensure you're completely happy with our services and the results we deliver. That's why we offer satisfaction guarantees on all our work and follow up after service to ensure everything is working perfectly.
We start every visit by mapping the system, then explain exactly what we found before touching anything. Stucco tract houses and mid-century ranches each need a different approach, and we adjust on site. Two-story homes in the foothill cities need longer runs and a different vacuum strategy entirely. A properly serviced system runs quieter, cools evenly, and stops pushing grit into living spaces. Nothing gets replaced unless it truly needs replacing, and we say so plainly when it does not. Shortcuts show up six months later, so we simply do not take them on any job. Being based at 1961 Del Mar Ave keeps our response window short for the whole valley. Older bungalows along Mission District streets often hide original ductwork nobody has opened in decades. Familiar streets mean accurate arrival times, and we would rather be early than vague.
Careful commercial air duct cleaning is the reason most of our work now arrives by word of mouth. Shortcuts show up six months later, so we simply do not take them on any job. We stand behind the work, and if something shifts afterward we come back and correct it. We treat occupied homes as homes, not job sites, and leave them cleaner than we found them. Detailed notes stay on file, so the next visit starts with real history instead of guesswork.
If a system genuinely does not need the work, we tell you and charge you nothing. There are no trip charges, no weekend surcharges, and no surprises added at the end. New customers take 10% off their first booking, and we apply it without being asked twice. Honest air filter replacement pricing starts with a free estimate and no pressure whatsoever. Call (626) 244-2014 and we will price the job over the phone whenever the details allow.
Nothing gets replaced unless it truly needs replacing, and we say so plainly when it does not. Newer builds near Downey, CA still collect construction debris that throttles airflow from day one. We start every visit by mapping the system, then explain exactly what we found before touching anything. Homes here run their cooling equipment nine months a year, so buildup arrives faster than owners expect. A properly serviced system runs quieter, cools evenly, and stops pushing grit into living spaces. Our furnace tune up keeps San Gabriel Valley systems breathing clean through long, dry inland summers.
Familiar streets mean accurate arrival times, and we would rather be early than vague. Apartment and condo work near the 10 and 605 corridors demands quiet, tidy, neighbor-friendly crews. We have serviced restaurants, offices, and medical suites all across the San Gabriel Valley. Two-story homes in the foothill cities need longer runs and a different vacuum strategy entirely. Being based at 1961 Del Mar Ave keeps our response window short for the whole valley. Local air duct inspection means we know these neighborhoods, not just an address on a map.
Blower Motor Cleaning, Coil Cleaning, Air Duct Sanitizing, Evaporator Coil Cleaning, Air Duct Repair, Air Filter Replacement, Furnace Duct Cleaning, Heating Duct Cleaning, Furnace Tune Up, Commercial Air Duct Cleaning, HVAC Duct Cleaning, HVAC System Cleaning, Air Duct Replacement, Air Duct Inspection, Duct Sealing, Dryer Vent Cleaning, Indoor Air Quality Service, Air Duct Installation, Air Duct Cleaning, Air Vent Cleaning, Mini Split Cleaning, AC Duct Cleaning, Emergency Duct Cleaning and whatever else you need.
90239, 90240, 90241, 90242, 91801, 91755, 91770, 91780, 91108, 91030, 91006, 91007 and surrounding spots.
Downtown Downey, Old River School Road Area, Firestone Corridor-Dw, Paramount Boulevard Corridor, Lakewood Boulevard Corridor-Dw, Rio Hondo Golf Area, Furman Park Area, Apollo Park Area, Northeast Downey, Imperial Corridor-Dw, Brookshire Area, Woodruff Area-Dw and more on request.
Call (626) 244-2014 today for a free, no-obligation quote in Downey, CA. Open 24 Hours a Day, 7 Days a Week.
Call NowLearn more about our specialized HVAC services designed to keep your home or business comfortable year-round.
Keep your home or business cool and comfortable during hot seasons with our comprehensive air conditioning services. Our expert technicians ensure efficient cooling, reduced energy costs, and extended system life.
Ensure your property stays warm during colder months with our complete heating system services. We work with all types of furnaces, heat pumps, and boilers to provide reliable warmth and efficiency.
Breathe cleaner, healthier air in your home or business. Our indoor air quality services address allergens, pollutants, humidity issues, and more to create a healthier indoor environment.
Specialized HVAC solutions for businesses of all sizes. We understand that commercial spaces have unique requirements, and our team is equipped to handle even the most complex commercial HVAC systems.
We're here to help with all your HVAC needs. Contact us today for reliable service and expert solutions tailored to your comfort requirements.
1961 Del Mar Ave
San Gabriel, CA 91776
United States
Open 24 Hours
7 Days a Week
Including Holidays
For fastest service, please call us directly.
We prioritize emergency calls.
Serving the Greater San Gabriel Valley and surrounding areas from our central location.
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