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Claim This Business20th Century Air has kept Anaheim comfortable since 1987, building three and a half decades of documented service across Orange County, Riverside County, and Los Angeles County. This family-owned contractor holds full licensing and insurance, reflected in a 4.9-star average across 47 homeowner reviews. Their service menu spans the full climate-control spectrum from AC installation and heater replacement to ductless mini-splits, commercial HVAC systems, and indoor air quality solutions including dehumidifiers and air purification. Every day of the week brings around-the-clock availability for emergency repairs, a critical feature for residents facing Southern California heat waves or unexpected system failures.
What distinguishes 20th Century Air is their commitment to pairing modern equipment withold-fashioned client relationships. Their philosophy centers on honest pricing, free estimates, and transparent communication from the owner directly to the homeowner. The business offers structured maintenance plans providing priority scheduling, preventative tune-ups, and discounts for members, extending system lifespans while reducing energy costs. Technicians arrive with proper protective measures for homes, use diagnostic tools to isolate problems before recommending repairs, and decline upselling unnecessary work. This approach has generated consistent positive feedback around professionalism and fair dealing.
Customer experiences reveal the human side of this operation. Daniel, during a scheduled maintenance visit, explained each step of his process to homeowners while updating them in real time, even providing a complimentary filter. When a homeowner's AC failed during a weekend heat wave, Juan and Adrian arriving the following Monday diagnosed a failed compressor contactor and completed the replacement within 30 minutes, then texted an affordable online payment link. Another reviewer described same-day service during extreme heat, with technicians resolving a clogged filter and blown capacitor at fair price after another company quoted an entire new system. The owner Scott maintains direct communication with clients, responding personally to concerns and building lasting service relationships.
46 of 47 reviews award 5 stars, with recurring praise for same-day emergency availability, fair pricing, and technicians named Daniel, Juan, and Scott. The single 1-star review cites a parking-attitude incident rather than technical work quality.
| Sunday | Open 24 hours |
| Monday | Open 24 hours |
| Tuesday | Open 24 hours |
| Wednesday | Open 24 hours |
| ThursdayToday | Open 24 hours |
| Friday | Open 24 hours |
| Saturday | Open 24 hours |
Complete new system installs using energy-efficient equipment matched to your home's square footage and cooling needs, with free estimates and financing.
24/7 emergency repairs including compressor contactor replacement, capacitor fixes, and refrigerant issues, with same-day availability for heat-related failures.
Furnace and heat pump installations, heating repairs, and system replacements ensuring comfort during cooler months.
Ideal for home additions or zones without ductwork, providing targeted heating and cooling with modern variable-speed operation.
Annual tune-ups extending equipment life, improving efficiency, and reducing costly repairs, with priority scheduling and member discounts.
New duct layouts for construction and repairs fixing leaks or poorly performing ductwork affecting airflow throughout your home.
Air purification systems, dehumidifiers, and humidifiers addressing allergies, humidity control, and overall breathable air.