AC Services

Morris County, NJ Area

10% Off for First Time Service

24/7 Emergency Service

Honor Product Manufacturer Warranties

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Comfort Redefined with OJ Master AC Services

When the summer heat hits Morris County, NJ, you need an air conditioning service that's as reliable as it is efficient. That's where OJ Master comes in. We're not just another HVAC company; we're your neighbors, committed to keeping you cool and comfortable all season long.

Since 2014, we've been the go-to AC experts for homeowners and businesses across Morris County and the surrounding areas. With over 18 years of experience under our belts, we've seen it all and fixed it all. Our team of skilled technicians is fluent in English, Spanish, and Arabic, ensuring clear communication with all our customers.


We're proud to be a local, family-owned, and minority-operated business, deeply rooted in the community we serve. When you choose OJ Master, you're not just getting a service; you're getting a partner dedicated to your comfort. Ready to experience the OJ Master difference? Contact us today for a same-day, free estimate!

OJ Master HVAC LLC

Why Choose Us

24/7 Emergency Service

Free Estimates

Over 18 Years of Experience

10% Off for First Time Service

Works With Insurance Companies

Family and Locally Owned

OJ Master HVAC LLC
10% Off First Service

New customers save 10% on their first service with OJ Master. Experience top-quality HVAC care at a discounted rate.

Call OJ Master today to schedule your discounted service!

Not valid with any other offers or promotions. Restrictions apply.

Must mention this coupon at the time of scheduling.

AC Installation

Looking to upgrade your cooling system? Our AC installation service is second to none. We'll help you choose the perfect unit for your space and budget, ensuring maximum efficiency and comfort. Our professional team will handle the installation with precision, minimizing disruption to your daily life.

AC Maintenance

Regular maintenance is key to keeping your AC running smoothly. Our comprehensive maintenance plans are designed to catch small issues before they become big problems, saving you money and headaches in the long run. Let us help you extend the life of your AC unit and keep it running at peak performance.

AC Repair

When your AC breaks down, you need help fast. That's why we offer 24/7 emergency service with a lightning-fast 45-minute response time. Our licensed and insured technicians will diagnose and fix the problem quickly, getting your home or business back to comfortable temperatures in no time. We work with all major brands and stand behind our work with a satisfaction guarantee.

AC Tune-Up

An annual AC tune-up can make all the difference in your system's performance and longevity. Our thorough tune-up service includes cleaning, lubricating, and adjusting all components to ensure your AC is running at its best. We'll also check for any potential issues, helping you avoid unexpected breakdowns during the hottest months of the year.

Here's what our satisfied customers are saying...

At OJ Master, we take pride in providing exceptional HVAC installation, repair, and tune-up services to our customers. We would be grateful if you could share your thoughts about our business with others. Your feedback helps us improve and helps others make informed decisions. Please take a moment to leave a review of OJ Master and let others know what you think.