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Claim Your Free PageHvac Royal Service Inc operates as a Chicago-based heating and cooling contractor holding a 4.9-star rating across 81 verified customer reviews. The company maintains standard business hours Monday through Saturday with round-the-clock availability on Sundays, ensuring emergency support is always accessible. Serving the greater Chicago metropolitan area including neighboring communities, the team specializes in both residential furnace and AC system work, offering scheduled maintenance plans as well as urgent repair services.
What distinguishes this contractor is their commitment to transparent diagnostics and Same-Day Service availability, particularly critical during Chicago's extreme temperature swings. The technician team, notably Jesus and Rogelio, performs thorough system testing rather than superficial checks, walking homeowners through readings and repair options before work begins. Customer feedback highlights reasonable pricing compared to larger brand-name competitors, with explicit mention of cost savings achieved through honest assessments rather than unnecessary repairs.
Named customer scenarios reveal the contractor's responsiveness: when Thomas Chen's AC units required deep cleaning and a faulty capacitor was identified, Jesus explained readings clearly and the homeowner verified the diagnosis independently. During a Friday evening heating emergency, JJ Heidenreich received Same-Day Service with a new furnace installed within hours. Brian Washington praised the installation team's efficiency, noting they completed the work fast while maintaining professional standards.
Five reviewers specifically mention same-day or emergency service response times, with three citing Jesus by name for his diagnostic thoroughness. Pricing appears in two positive contexts as reasonable, while four reviews highlight cost savings achieved through honest repair-versus-replace guidance. All 81 reviews carry 5-star ratings, indicating consistent service quality across residential furnace and AC maintenance scenarios.
| Sunday | Open 24 hours |
| Monday | 8 AM–5 PM |
| Tuesday | 8 AM–5 PM |
| Wednesday | 8 AM–5 PM |
| ThursdayToday | 8 AM–5 PM |
| Friday | 8 AM–5 PM |
| Saturday | 8 AM–12 PM |
Professional installation of new residential furnaces, including removal of older units up to 25 years old.
Summer cooling system diagnostics, deep cleaning services, and capacitor replacement for faulty units.
Urgent same-day and after-hours repair services available seven days a week.
Scheduled seasonal checkups covering both winter heating and summer cooling system preparation.
Thorough electrical readings and component testing with homeowner explanation of findings.