Residential HVAC Services in Riverside & the Inland Empire
At HASCO Heating & Air Conditioning, we’ve been helping Inland Empire & Riverside homeowners stay comfortable since 1983
Expert HVAC Installation, Repair & Maintenance in Riverside & The Inland Empire
Delivering Year-Round Comfort and Efficiency to Homes from Riverside to San Bernardino.
Our certified technicians service all major heating and cooling systems, including:
Furnace installation and repair in Riverside, CA
Reliable heat when you need it most.
Air conditioning repair and AC installation Inland Empire
Fast service to keep you cool.
Heat pump repair and maintenance in Riverside County
Cost-effective year-round comfort.
Ductless mini-split installation Inland Empire
Perfect for homes without existing ductwork.
Call today for expert heating and cooling services in the Inland Empire—your comfort is our priority.


Indoor Air Quality & Energy Efficiency
We offer more than temperature control. HASCO provides indoor air quality solutions, duct replacement, attic insulation, and energy-efficient HVAC upgrades that lower energy bills and improve home comfort.

24/7 Emergency HVAC Service
When your system fails, you can count on our emergency HVAC repair in Riverside and surrounding cities—available day or night. From seasonal tune-ups to full HVAC system replacements, we deliver honest recommendations, upfront pricing, and craftsmanship you can trust.

Serving the Entire Inland Empire
Whether you need AC repair in Riverside, furnace maintenance in Moreno Valley, or HVAC installation in Redlands, HASCO Heating & Air Conditioning is here for you.

Preventative HVAC Maintenance Services in the Inland Empire
Protect Your HVAC Investment — Save Money, Stay Comfortable Year-Round
At HASCO Heating & Air Conditioning, we know your heating and cooling system is one of the biggest investments in your home. That’s why we offer our Prepaid Preventative Maintenance (PPM) Program — a proactive, cost-effective plan designed to keep your HVAC system running reliably, efficiently, and trouble-free all year long.
Whether you’re trying to beat the summer heat or stay cozy through the winter chill, regular preventative maintenance ensures your system is always ready for the season ahead — and helps you avoid the stress and expense of sudden breakdowns.

Why Choose HASCO’s Prepaid Preventative Maintenance (PPM) Program?
Our PPM is built for homeowners who value comfort, reliability, and long-term savings. Every visit includes a thorough seasonal inspection and precision tune-up performed by our skilled, certified technicians. We go beyond the basics, inspecting, cleaning, and testing all major components to ensure peak performance.
During each maintenance visit, our team will:
- AC in Spring, Furnace in Fall
- Perform a complete system inspection for both heating and cooling components
- Clean and adjust key parts to maximize efficiency
- Check Air Temps
- Check refrigerant levels and airflow
- Test thermostat accuracy and safety controls
- Identify and address minor issues before they turn into costly repairs
By staying ahead of potential problems, you can extend the lifespan of your HVAC system, lower your energy bills, and enjoy consistent comfort without unexpected interruptions.

Exclusive PPM Member Benefits
When you join HASCO’s Preventative Maintenance Program, you’re not just getting tune-ups — you’re getting a VIP-level service package that adds real value:
Preferred customer pricing on all repairs and labor
Priority scheduling — even during peak summer and winter demand
30-day renewal window at your current rate after your final service
Special discounts on other essential home maintenance services, including:
Rain gutter cleaning
Dryer vent cleaning
Water heater flushing
The Smart Way to Maintain Your Comfort
HVAC systems that are maintained regularly not only last longer but also run more efficiently, reducing monthly energy costs and your home’s environmental impact. With HASCO’s PPM, you’ll have peace of mind knowing your comfort system is protected, no matter what the weather brings. Conditioning today to enroll in our Preventative Maintenance Program and start saving money while keeping your home comfortable all year long. Serving Riverside, Moreno Valley, and the entire Inland Empire since 1983.
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- Quality heating & air conditioning solutions