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About Us

Company Overview


Rujo Engineering Private Limited is a professional IAQ (Indoor Air Quality) & Duct cleaning company based in Chennai, formerly known as JR Cool fitters, founded in 2007 by Ruban Jacob. Today we are offering a wide range of services based on our customer requirements. We are offering HVAC (Heating, ventilation and air conditioning) services, Duct cleaning services by Robot, Air Balancing, Indoor air quality, Electrical, Plumbing and interior works along with Robotic Hood cleaning services. We are the fore runner in using robotic duct cleaning process and Hood cleaning process in Chennai and we are proud to say that we are working with our goal as

“Indoor air quality is your right and it is our motto”.


Transparency & Safety

Complete Transparency

We will act with openness, honesty and complete transparency in all of our dealings with you - in sales, production, research, administration and management.

Customer First

To strive to do our very best, every time, to ensure your best interest is always at the forefront, to stand behind our word and to give you our all – every second, every minute, every day.

Best Service & Support

We have more than 10 years experience.

Trained Technicians

Our clients turn and return to us because they can expect us to provide them with the best service possible. This is done by having the best trained service technicians in the industry.


Disaster can strike at any time, and we know you need the problem taken care of as soon as possible. That is why we will immediately be by your side 24 hours a day, 7 days a week.

Customer Testimonials

Our mission is to be the leading provider of value-added solutions to our customers. We promise integrity, loyalty and commitment to the customer.

The technician was friendly and patient with my questions.
Vice President
This was my second time hiring RUJO ENGINEERING for duct cleaning.
Was happy with results & customer service both times. Recommended.
Williams Lea
I would definitely recommend RUJO ENGINEERING. The technicians was very nice and so Helpful.
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