Hydro Air Handlers
1. High efficiency and energy saving
According to customer requirements, variable frequency compressors can be adopted, which have high energy efficiency. PLC programming supports different communication protocols and multiple modes to choose from
2. Simple and easy operation
The control system is advanced. The hand controller can be installed in the control room and supports remote operation
3. Safe and reliable
It features functions such as over-temperature protection for compressor exhaust, overload and overheating protection, high and low pressure protection, over-temperature protection for electric heating, and password protection
4. Complete range of varieties
Cold (hot) air type, constant temperature and humidity type, etc. can be selected as needed to achieve year-round cooling
Hydro Air Handlers
Industrial Hydro Air Handlers
1. Airflow from 1000m3/h-60000m3/h;
2. Super energy saving effectiveness;
3. Innovative patented labyrinth seals frameless construction;
4. High air cleanliness and very low air leakage <0.19%.;
5. No cold bridge/no condensation/no rust/no deformation/smooth interior, no duct accumulation;
6. Positive/negative pressure service door for easy maintenance;
7. Heating/cooling coils get the ARI certificate;
8. Compact design, air valve, heating/cooling coil, humidifier, damper parts are available on customer's requests.

GRAD covers vertical (air volume from 2000 ~ 60000m3 /h), horizontal (wind increased from 2000 ~ 60000m3/h), and ceiling-type (air volume from 1000 ~ 16000m3/h) three series of air-handling unit to meet customers’ need of cooling, heating, humidification, dehumidification and so on.
It is widely applied in hotels, theaters, shopping malls, office buildings and a variety of places requires comfortable environment. It also can be used in electronics, chemical, medical, pharmaceutical, cigarettes, food, light engineering and other industrial buildings.
What kind of HVAC job we can do for you?
Medical, Pharmaceutical, Hygienic, Food, Electronic, Textile, Tobacco Industry, Hotels, Office, Sports Center, Exhibition center, etc.
★For more product information, please contact us
About us
Shandong GRAD Group is a large modern enterprise with over two decades history. Our business started in 1993, with staff of over 2200.
Main products:Central air conditioners,ventilators ,GRP Composite material products,Environment protection products
Employment : 2500+ employees
Registered capital: ¥ 100 million
Equipment price : ¥370 million
Total capital :¥ 925 million
Annual output value: ¥over 3 billion
Design team:300+
Overseas offices:
1. Thailand and Cambodia offices
2. USA branch company







