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Commercial Rooftop HVAC Service and Repair

Our work keeping business comfortable. We handle all the tasks you may need to ensure that your work space remains at the right temperature and its air is clean and healthy. Our technicians will service and repair your commercial packaged rooftop HVAC units, and they’ll also arrange for regular maintenance tune–ups so that you can avoid emergency issues in the near future.

We are a company that is committed to excellence in service and repair to customer care. Give us a call and let us take care of all your commercial packaged rooftop HVAC units service and repair.

Why Zaina Service Tech?

More than ever businesses and homeowners are looking for HVAC repair and service companies in New Jersey they can depend on. We would be honored to be your trusted company. Our service technicians has an excellent experience and equipped with top of the line testing equipment to quickly diagnose and do the HVAC repair needed to prevent any farther unit damage or an expensive replacement.

Service Call Fee Waived With Repair: When our service technician has identified your HVAC repair service related challenge, we will quote you a price upfront before we begin the repair. If you authorize us to repair your HVAC problem we will waive your service call fee.

No Surprises Pricing: We offer high quality heating and air conditioning repair services in New Jersey at affordable prices, we charging by the job, not by the hour, so the price we quote you is the price you pay.

No Additional Charge: You will never pay extra for your heating and cooling repair services in New Jersey after work hours, nights, weekends, or holidays.

Superior Service

  • 24/7 Emergency repair service.
  • Competitive prices.
  • Fast response.
  • Warranty on every service offered.
  • Preventive maintenance program.
  • Customer satisfaction.
  • Professional service.

New Jersey Service Areas

Bergen County+
Essex County+
Hudson County+
Morris County+
Passaic County+
Union County+

We Have The Best HVAC Services Any Company Could Ever Have

Repair - Maintenance - Replacement


Senior Citizen Discount

10% Senior Citizen DiscountDISCOUNTS

heating and air conditioning repair services

Heating and Air ConditioningOUR SERVICES

we serve all hvac major brands

All Major BrandsSERVICE BRANDS

EPA CERTIFIED TECHNICIANS

EPA Certified TechniciansMAINSTREAM ENGINEERING