
Custom Rooftop Units
Rooftop Units
Packaged HVAC Solutions for Commercial and Industrial Buildings
Sunchine rooftop units integrate key HVAC components into a packaged system designed for convenient installation and space-efficient climate control. Depending on the selected configuration, units can be tailored to project requirements for cooling, heating, ventilation and indoor comfort.
- Integrated Packaged HVAC Design
- Flexible Cooling & Heating Configurations
- Project-Based Customization

AHU SOLUTIONS
Engineered Air Handling Solutions

Modular and customizable AHU solutions engineered for reliable air handling, filtration, cooling, heating and humidity control.
How to Select the Right AHU
Share the following project information:
- Airflow & external static pressure
- Cooling & heating requirements
- Filtration & indoor air quality
- Temperature & humidity control
- Heat recovery options
- Controls & BMS integration
Key Benefits of Sunchine Rooftop Units
Integrated HVAC solutions designed for flexible installation and project-specific requirements.
Integrated Packaged Design
Combines key HVAC components in one packaged unit to simplify system integration and installation planning.
Flexible Cooling & Heating
Cooling and heating configurations can be selected according to project requirements and local climate conditions.
Project-Based Customization
Unit configuration, airflow and functional options can be tailored to building layouts and engineering specifications.
Commercial & Industrial Applications
Suitable for selected commercial and industrial projects, subject to equipment configuration and application requirements.
Rooftop Unit Applications
Packaged HVAC Solutions for Diverse Building Types
Sunchine rooftop units can be configured for a range of commercial and industrial buildings, depending on cooling, heating, ventilation and installation requirements.

Commercial Buildings
Provide integrated heating, cooling and ventilation for offices, retail buildings and other commercial spaces.

Industrial Facilities
Support temperature control and ventilation in manufacturing facilities with project-specific HVAC requirements.

Hotels & Hospitality
Deliver packaged HVAC solutions designed around building layouts, occupancy needs and indoor comfort requirements.

Shopping Centers & Retail
Provide heating, cooling and ventilation options for retail environments with varying occupancy and operating schedules.

Warehouses & Logistics
Support ventilation and temperature management according to building characteristics and operational requirements.

Educational & Public Buildings
Offer configurable HVAC solutions for schools, training facilities and other public buildings.
Technical Specifications & Customization Options
Rooftop HVAC configurations tailored to cooling, heating, airflow and installation requirements.

1. Cooling Capacity
Capacity selected according to project cooling load.
2. Heating Configuration
Heating options configured for project requirements.
3. Airflow Capacity
Airflow matched to building ventilation needs.
4. Filtration System
Filter configuration selected for indoor air quality requirements.
5. Control System
Control options tailored to operating requirements.
6. Installation & Customization
Unit dimensions, connections and installation arrangements discussed according to site conditions.
Frequently Asked Questions
Common Questions About Sunchine Rooftop UnitsFind answers to common questions about AHU customization, engineering and ordering.
What is a rooftop unit (RTU)?
A rooftop unit (RTU) is a packaged HVAC system designed to provide heating, cooling and, depending on its configuration, ventilation for a building. It integrates key components into one unit and is commonly installed on rooftops or other suitable outdoor locations.
What buildings are rooftop units suitable for?
Rooftop units can be considered for commercial buildings, industrial facilities, retail spaces, warehouses and other projects requiring packaged HVAC solutions. The appropriate configuration depends on the building layout, heating and cooling loads, and installation conditions.
Can rooftop units be customized for different projects?
Yes. Unit configuration, cooling and heating options, airflow, filtration, controls and installation arrangements can be discussed according to project requirements and the selected model.
ODM or OEM available?
Yes, we offer ODM and OEM.
How long does it take to manufacture ?
Usually 25 days. But customized production lead time depends on the unit configuration, project complexity and order requirements. Please contact us for a project-specific schedule.
START YOUR PROJECT
Need a Rooftop Units Solution?
Tell us about your project requirements. Our team will help you develop a suitable AHU configuration and provide a tailored quotation.
Customized to your project