Quick Visits, Deep And Lasting Results
AC Repair Services Serving Monrovia, 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 Monrovia 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.
Being based at 1961 Del Mar Ave keeps our response window short for the whole valley. Stucco tract houses and mid-century ranches each need a different approach, and we adjust on site. Careful ac repair is the reason most of our work now arrives by word of mouth. 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 work daily between Las Tunas Drive, Valley Boulevard, and the quiet streets north of Mission. We stand behind the work, and if something shifts afterward we come back and correct it. Detailed notes stay on file, so the next visit starts with real history instead of guesswork. Homes here run their cooling equipment nine months a year, so buildup arrives faster than owners expect.
Detailed notes stay on file, so the next visit starts with real history instead of guesswork. Customers across Monrovia, CA keep our number because the results hold up over time. 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. Doing it right the first time costs less for everyone, and that has been our standard for years.
Two-story homes in the foothill cities need longer runs and a different vacuum strategy entirely. We work daily between Las Tunas Drive, Valley Boulevard, and the quiet streets north of Mission. We have serviced restaurants, offices, and medical suites all across the San Gabriel 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. Being based at 1961 Del Mar Ave keeps our response window short for the whole valley.
Booking air handler cleaning takes one phone call and a two-minute conversation about your setup. Each supply run, return, and plenum gets addressed in sequence so nothing is quietly skipped. Everything gets vacuumed, wiped down, and hauled away before we call the job finished. Technicians arrive with drop cloths, seal the work zone, and protect flooring before opening a single register. The crew tests airflow at the registers afterward and confirms the numbers moved in the right direction. We photograph the interior before and after, then walk you through both sets of images.
Honest condenser coil cleaning pricing starts with a free estimate and no pressure whatsoever. You approve the scope and the number before a technician unpacks a single tool. 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.
Duct Sealing, Commercial Air Duct Cleaning, Evaporator Coil Cleaning, Air Filter Replacement, HVAC System Cleaning, Air Duct Inspection, Condenser Coil Cleaning, Mini Split Cleaning, Indoor Air Quality Service, AC Duct Cleaning, Furnace Tune Up, HVAC Duct Cleaning, Air Duct Replacement, Furnace Duct Cleaning, Coil Cleaning, Heating Duct Cleaning, Air Handler Cleaning, Air Duct Repair, Air Vent Cleaning, Dryer Vent Cleaning and more we can handle.
91016, 91017, 91801, 91755, 91770, 91780, 91108, 91030, 91006, 91007, 91101, 91104 and the rest of the area.
Old Town Monrovia, Myrtle Avenue Corridor, Monrovia Canyon Area, Mayflower Village Border-Mo, Foothill Corridor-Mo, Library Park Area, Huntington Drive Corridor-Mo, Station Square Area, Wild Rose Area, Encanto Park Area, Norumbega Area, Hillcrest Area-Mo and more on request.
Call (626) 244-2014 today for a free, no-obligation quote in Monrovia, 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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