Jetex is an innovative, energy-efficient and eco-friendly company specializing in the R&D, manufacturing, sales and services of air handling unit for central air-conditioning systems.Jetex has been a long-term partner of Foxconn for over 20 years. Our products have been applied across various industries.

What Is a Rooftop HVAC Unit?

A rooftop HVAC unit (often abbreviated as RTU) is an all-in-one heating, ventilation, and air conditioning system designed to be installed on the roof of a building. As a self-contained unit, it integrates key components like compressors, condensers, evaporators, fans, filters, and heating elements into a single enclosure, eliminating the need for separate indoor and outdoor units.
How It Works:
Rooftop units draw in outside air, condition it (heating, cooling, or dehumidifying as needed), and distribute the treated air through ductwork into the building’s interior spaces. They also expel stale or contaminated air to maintain indoor air quality. This integrated design streamlines airflow management and reduces the need for bulky equipment inside the building.
Common Applications:
RTUs are widely used in commercial and industrial settings, such as offices, retail stores, warehouses, schools, and hospitals. Their rooftop placement saves valuable indoor and ground space, simplifies installation (especially for low-rise buildings), and makes maintenance more accessible—technicians can service the unit without disrupting indoor operations.
In summary, rooftop HVAC units offer a space-efficient, centralized solution for regulating temperature and air quality in large or multi-zone buildings.

Since its founding, Jetex has been committed to the R&D and design of constant temperature and humidity air conditioning units. It boasts extensive experience in manufacturing large-scale constant temperature and humidity units. Over the years, Jetex's air conditioning units have been adopted across various industries, with partners including well-known enterprises such as Foxconn, EVE Energy, BYD, and China Hotel, among others.

We specialize in providing customers with comprehensive constant temperature and humidity air conditioning solutions. If you have air handling needs related to constant temperature and humidity, please contact us—our technical team will deliver a fully developed solution tailored to your requirements.