Dependable Repairs, Zero Runaround
AC Repair Services Serving Norwalk, CA and the surrounding areas as of August 2026 - start this month right with 10% off, new customers only! Trusted, professional, and reliable. 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 Norwalk 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.
Our ac repair keeps San Gabriel Valley systems breathing clean through long, dry inland summers. Local ac repair means we know these neighborhoods, not just an address on a map. Customers across Norwalk, CA keep our number because the results hold up over time. We work daily between Las Tunas Drive, Valley Boulevard, and the quiet streets north of Mission. Careful ac repair is the reason most of our work now arrives by word of mouth. A properly serviced system runs quieter, cools evenly, and stops pushing grit into living spaces. 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. Stucco tract houses and mid-century ranches each need a different approach, and we adjust on site.
Negative-pressure equipment pulls debris outward instead of pushing it deeper into the living space. Everything gets vacuumed, wiped down, and hauled away before we call the job finished. Booking air duct inspection takes one phone call and a two-minute conversation about your setup. We answer 24 Hours a Day, 7 Days a Week, so a midnight breakdown never has to wait until morning. Access panels are resealed properly, because a sloppy reseal undoes the entire visit within weeks.
Honest blower motor cleaning pricing starts with a free estimate and no pressure whatsoever. If a system genuinely does not need the work, we tell you and charge you nothing. New customers take 10% off their first booking, and we apply it without being asked twice. We accept cash, check, and all major cards, whichever is simplest for your household. You approve the scope and the number before a technician unpacks a single tool. There are no trip charges, no weekend surcharges, and no surprises added at the end.
Local condenser coil cleaning means we know these neighborhoods, not just an address on a map. Crews reach Alhambra, Rosemead, and Temple City in minutes rather than routing across the county. Being based at 1961 Del Mar Ave keeps our response window short for the whole valley. 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.
Every technician at D & M HVAC is certified, background-checked, and trained on all major brands. Customers across Norwalk, CA keep our number because the results hold up over time. Follow-up calls confirm the system is still performing the way it did the day we left. We treat occupied homes as homes, not job sites, and leave them cleaner than we found them. 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.
Furnace Tune Up, Coil Cleaning, AC Duct Cleaning, Air Duct Repair, Air Handler Cleaning, Air Filter Replacement, Air Duct Cleaning, Air Duct Inspection, Air Vent Cleaning, Commercial Air Duct Cleaning, Indoor Air Quality Service, Emergency Duct Cleaning, Air Duct Sanitizing, Air Duct Installation, Air Duct Replacement, Condenser Coil Cleaning, Dryer Vent Cleaning, Blower Motor Cleaning, HVAC System Cleaning, Furnace Duct Cleaning, Mini Split Cleaning, Heating Duct Cleaning, HVAC Duct Cleaning, Evaporator Coil Cleaning, Duct Sealing and more besides.
90650, 90651, 90652, 91801, 91755, 91770, 91780, 91108, 91030, 91006, 91007, 91101 and plenty more.
Central Norwalk, Norwalk Town Square Area, Rosecrans Avenue Corridor-No2, Firestone Boulevard Corridor, Pioneer Boulevard Corridor-No2, Cerritos Border-No2, Hargitt Area, Sproul Area, Alondra Corridor-No2, Studebaker Area-No2, Excelsior Area, Gardenhill Area and everywhere in between.
Call (626) 244-2014 today for a free, no-obligation quote in Norwalk, 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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