True Standard Air Conditioning

Supreme HVAC Repair, Installation & Maintenance

Thornton's premier certified HVAC experts. Fast troubleshooting, professional technicians, and honest upfront pricing.

Call (720) 730-6726 � Same-Day Service

Certified Technicians

Available 24/7

Free Estimates

Our Core HVAC Services

AC Repair & Installation

Comprehensive cooling system services for residential and commercial properties. Stay cool all summer long.

Heating Systems

Furnace repair, installation, and preventative seasonal maintenance for all major industry brands.

HVAC Maintenance

Seasonal tune-ups, custom preventative care strategies, and multi-point comprehensive service plans.

Air Quality Solutions

Air purifiers, specialized filtration systems, and deep-clean duct sanitization services.

Thermostat Installation

Smart thermostat upgrades, device programming, and complete climate system integrations.

Commercial HVAC

Specialized commercial rooftop unit maintenance, heavy-duty engineering, and facility facilities.

Our Local Neighborhood Coverage

We deploy local rapid-response technical teams right to your doorstep. Proudly offering fast arrival guarantees across regional local service points.

Granada Hills

Avg. Arrival: Under 45 Mins
Emergency AC Overhaul

Northridge

Avg. Arrival: 45-60 Mins
Duct Clean & Maintenance

Porter Ranch

Avg. Arrival: Under 45 Mins
Smart Climate Upgrades

Mission Hills

Avg. Arrival: 50 Mins
Furnace & Heater Repair

Sylmar

Avg. Arrival: 60 Mins
Commercial HVAC Setup

Chatsworth

Avg. Arrival: Under 45 Mins
Emergency Diagnostic