United HVAC/Duct Cleaning

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About United HVAC/Duct Cleaning
United HVAC/Duct Cleaning operates from San Mateo, California, delivering air duct and dryer vent cleaning services across the Bay Area and greater Los Angeles region. With a perfect 5.0-star rating drawn from 29 client reviews, the company has built its reputation on transparent pricing, on-time arrivals, and thorough process explanations. Technicians service both residential and commercial properties, handling everything from routine duct sanitation to full system evaluations and HVAC unit cleaning. The business maintains Saturday availability with standard weekday and Sunday hours from 7 AM to 8 PM, accommodating schedules for homeowners and business operators throughout the region.
What distinguishes United HVAC/Duct Cleaning from competitors is their comprehensive approach to indoor air quality. The company handles every aspect of ductwork, from standard flex duct and sheet metal systems to specialized duct board and mini duct installations. Beyond basic cleaning, they offer air duct sanitation treatments, dryer vent replacement, and air scrubber installation. Their service menu also includes duct removal and reinstallation, making them a single source for both maintenance and system upgrades rather than a company that only handles one piece of the ductwork puzzle.
Homeowners who called United HVAC/Duct Cleaning frequently mention the technician's commitment to explaining each step of the process before beginning work. One reviewer described how their technician arrived early, had all necessary equipment ready, and completed a dryer vent cleaning with evident expertise. Another client noted their technician walked them through the entire procedure before starting, then worked efficiently until the air in their home felt noticeably cleaner. Multiple reviewers specifically mention the absence of hidden fees, describing the pricing as honest and straightforward. The consistent theme across reviews is a technician who treats the customer's home with care, explains what they're doing, and delivers measurable results.
What Customers Say
All 29 reviews award 5 stars, with recurring themes of on-time arrival, thorough process explanations, and no hidden fees. Technicians consistently receive praise for professional conduct and measurable improvements in home air quality.
Working Hours
| Sunday | 7 AM–8 PM |
| Monday | 7 AM–8 PM |
| Tuesday | 7 AM–8 PM |
| Wednesday | 7 AM–8 PM |
| Thursday | 7 AM–8 PM |
| Friday | 7 AM–8 PM |
| SaturdayToday | Closed |
Services
Residential Air Duct Cleaning
Complete cleaning of residential HVAC ductwork systems to remove dust, debris, and allergens affecting home air quality.
Commercial Air Duct Cleaning
Professional duct cleaning services for office buildings, retail spaces, and commercial facilities of varying sizes.
Dryer Vent Cleaning
Thorough cleaning of dryer vents to improve appliance efficiency, reduce fire risk, and eliminate lint buildup.
Dryer Vent Replacement
Full replacement services for damaged or aging dryer vent systems, ensuring proper airflow and safety compliance.
Duct System Condition Evaluation
Comprehensive assessment of ductwork condition, identifying issues, leaks, or areas requiring attention or repair.
Air Duct Sanitation
Specialized sanitation treatment that goes beyond cleaning to treat and purify the interior duct surfaces.
HVAC Unit Cleaning
Cleaning services for air conditioning and heating units to improve system performance and extend equipment life.
Duct Removal and Reinstallation
Complete ductwork removal and professional reinstallation for system upgrades or major repairs.