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Turn-Key Engineering Project Class 1 ~ 100000 Clean Room
HOSPITAL HVAC SYSTEM CENTRAL AIR CONDITIONING SYSTEM AIR HANDLING UNIT
Hospital central air conditioning system design is based on the principle of building an internationalized, modern, high-standard, energy-saving; Reasonable air conditioning airflow organization and temperature&RH control are the key points for Hospital different sections HVAC system design, therefore, purification Air handling unit is widely required for providing fresh air and make people feel comfortable In Hospital.


| Class | Maximum particles/m3 a | FED STD 209E | |||||
| ≥0.1 μm | ≥0.2 μm | ≥0.3 μm | ≥0.5 μm | ≥1 μm | ≥5 μm | equivalent | |
| ISO 1 | 10b | d | d | d | d | e | |
| ISO 2 | 100 | 24b | 10b | d | d | e | |
| ISO 3 | 1,000 | 237 | 102 | 35b | d | e | Class 1 |
| ISO 4 | 10,000 | 2,370 | 1,020 | 352 | 83b | e | Class 10 |
| ISO 5 | 100,000 | 23,700 | 10,200 | 3,520 | 832 | d,e,f | Class 100 |
| ISO 6 | 1,000,000 | 237,000 | 102,000 | 35,200 | 8,320 | 293 | Class 1,000 |
| ISO 7 | c | c | c | 352,000 | 83,200 | 2,930 | Class 10,000 |
| ISO 8 | c | c | c | 3,520,000 | 832,000 | 29,300 | Class 100,000 |
| ISO 9 | c | c | c | 35,200,000 | 8,320,000 | 293,000 | Room air |
Holtop Air Handling Unit Sections Arrangement Description

What We Do and How We Do
1. What We Do:
We are not only the AHU supplier for Hospital HVAC system, but also a turnkey solutioner for Hospital Project In domestic and abroad.
* Hospital Site Survey
* Hospital HVAC System Consultancy
* Hospital HVAC System Design
* Hospital HVAC System Equipment and Materials Supply
* Site Installation and Commissioning
* Site Tranining
* Aftersales Support
2. How We Do:



Holtop air handling units are widely used in commercial and industrial industry.

Holtop Factory
Holtop is the leading manufacturer in China specializing in the production of air to air heat recovery equipments. It is dedicated to the research and technology development in the field of heat recovery ventilation and energy saving air handling equipments since 2002. The main products incluses energy recovery ventilator ERV/HRV, air heat exchanger, air handling unit AHU, air purification system. Besides, Holtop also offer turnkey hvac solutions for different industry.
Holtop headquarters is located at the foot of Beijing Baiwangshan Mountain, covering area of 30,000 square meters. The manufacturing base is in Beijing's Badaling Economic Development Zone, covering an area of 60 acres, with an annual production capacity of 200,000 units of air heat recovery equipments.
Holtop builds a sound certificate system of ISO9001, ISO14001 and OHSAS18001 as well as product certification systems. Moreover, it has a laboratory certified by national authority. As a well-known manufacturer in the field of heat recovery, Holtop has a strong R&D team and possesses dozens of national invention patents, and participated in the compilation work of several national standards, Holtop was also elected as Zhongguancun High-Tech Enterprise.


Holtop partner
Holtop cooperate with so many world famous brands, offering OEM /ODM service.

Holtop certificate
Holtop products stand for TOP quality in heat recovery ventilation filed in China, certificated by CE, CB, RCM, RoHs, FCC, ISO and other different approved tests like anti-flaming test, anti-mold test, energy saving product test. Etc.

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