Purification manual regulating valve
The purification manual control valve is an air volume adjustment device used in clean rooms, hospital purification projects, laboratories, pharmaceutical workshops, electronic factories and ventilation and air conditioning systems. It is mainly used to manually adjust the air flow in supply, return, exhaust or fresh air ducts to achieve system air volume balance and air flow control.

The product has a simple and reliable structure and is easy to operate. It is suitable for ventilation systems that require cleanliness, sealing, durability and installation stability. By manually adjusting the opening angle of the valve plate, the air volume can be controlled according to the actual needs of the site, helping engineers complete system debugging, air volume distribution and subsequent maintenance. Products can be customized in size, material, connection method, valve structure, sealing form and surface treatment method according to customer needs to meet the needs of different purification projects and HVAC projects.

Enterprise WeChat screenshot_20260526151837.webp



Serial number

Valve size LH

Galvanized valve overall dimensions (L+60)*(H+60)*W

1

500*500

560*560*210

2

500*500

560*560*210

3

500*500

560*560*210

4

630*400

690*460*210

5

500*500

560*560*210

6

500*500

560*560*210

7

800*320

860*380*210

8

500*500

560*560*150

9

500*500

560*560*150

10

500*500

560*560*150

11

630*400

690*460*150

12

500*500

560*560*150

13

500*500

560*560*150

14

800*320

860*380*150



Why choose purification manual regulating valve

In ventilation systems such as clean rooms, hospitals, laboratories and pharmaceutical workshops, air volume control directly affects indoor air cleanliness, pressure balance and system operation effects. If the air volume distribution in each branch is unreasonable, it may lead to insufficient air supply, uneven exhaust air, unstable pressure difference, or unsatisfactory air flow organization in the clean area.

The purification manual regulating valve can adjust the air volume of the pipeline through a simple and reliable manual method, which facilitates on-site installation, debugging and later maintenance. Compared with automatic control valves with complex structures, manual control valves are more economical and more stable in operation. They are suitable for purification and ventilation projects that require basic air volume adjustment, branch air volume balance and long-term stable use.


Main features

Manual adjustment, easy to operate

By controlling the valve opening through the handle or adjustment mechanism, the air volume of the pipeline can be quickly adjusted, which is suitable for on-site debugging and daily maintenance.

Suitable for purification and ventilation systems

The product is suitable for clean rooms, hospital purification projects, laboratories, pharmaceutical workshops and electronic factories, etc., and can be used for air supply, return air, exhaust air and fresh air systems.

Simple structure, reliable operation

The valve body has a reasonable structure, the valve plate rotates flexibly, and the operation is stable. It does not require complicated electrical control and is suitable for long-term use.

Contributes to system air volume balance

By adjusting the air volume of each branch, the system air volume distribution can be improved, and the stability of air supply and exhaust in the clean area and the overall operating effect can be improved.

Good sealing performance

Seals, reinforced valves or special sealing structures can be configured according to project requirements to reduce air leakage and improve system control effects.

Flexible material selection

It can be made of galvanized steel plate, stainless steel, aluminum alloy or other materials to meet the needs of general purification environments, hospital projects and special clean areas.

Easy to install and maintain

It can be designed as a rectangular, circular or special structure according to the air duct system, and supports flange connection, plug-in connection or other installation methods to facilitate on-site construction.

Supports non-standard customization

It can be customized according to customer drawings, air duct size, air volume requirements, cleanliness level and installation space, and is suitable for use in different engineering projects.


Typical applications

Purification manual control valves are widely used in the following scenarios:

  • Hospital purification project

  • Clean operating room

  • ICU and clean area

  • Laboratory ventilation system

  • Pharmaceutical workshop

  • Electronic factory

  • Biological Laboratory

  • Inspection and Testing Center

  • Food Clean Workshop

  • Cosmetic Clean Production Area

  • Air conditioning and return air system

  • HVAC construction, renovation and maintenance projects

Mainly used for:

  • Clean room supply air volume adjustment

  • Return air system air volume adjustment

  • Exhaust air system air volume adjustment

  • Fresh air system air volume adjustment

  • Branch air volume balance

  • Clean area pressure difference auxiliary control

  • Air duct System debugging

  • Air conditioning and ventilation system maintenance

  • Purification project terminal supporting equipment

  • Ventilation system with requirements for basic air volume control


Customization capabilities

We support non-standard customization according to customer project needs to meet the actual use requirements of different countries, different purification systems and different installation environments.

Customizable content includes:

  • Valve size customization

  • Rectangular or circular structure customization

  • Galvanized steel plate, stainless steel, aluminum alloy or other material selection

  • Valve body thickness and valve plate structure customization

  • Handle, knob or other manual adjustment mechanism

  • Opening indication Structural configuration

  • Sealing strips or reinforced sealing structure customization

  • Flange connection, plug connection or other connection methods

  • Air supply type, return type Wind type or exhaust type structure

  • Surface spraying, galvanizing, stainless steel wire drawing or polishing treatment

  • Clean room special structure customization

  • OEM / ODM production

  • Processing according to drawings or samples

Whether it is hospital purification projects, clean room projects, laboratory ventilation systems, or pharmaceutical and electronic factory facilities, we can provide flexible product solutions according to customer needs.


Our advantages

Focus on the manufacturing of purification and ventilation supporting products

We are familiar with the requirements for air volume adjustment, system balance, sealing performance and installation stability in clean rooms, hospitals, laboratories and pharmaceutical workshops, and can provide customers with practical and reliable control valve products.

Support engineering project customization

Can be customized according to customer drawings, air duct size, installation location, material requirements and cleanliness level, suitable for new projects, renovation projects and equipment procurement.

Reliable material and stable structure

Made of high-quality metal materials, the valve body is solid and the valve plate operates smoothly. It is suitable for long-term installation in purification and ventilation systems.

Easy to adjust and maintain

The manual adjustment structure is simple and reliable, convenient for on-site debugging and later maintenance, and is suitable for ventilation projects that require stable operation and are economical and practical.

Suitable for foreign trade export

Products can be adjusted in packaging, size, material, connection method, surface treatment and logo according to the needs of foreign customers, and batch orders and OEM cooperation are supported.

Strict quality control

Quality control is carried out from material selection, valve body processing, valve plate assembly, seal inspection, manual adjustment test to factory inspection to ensure stable product structure, smooth adjustment and accurate dimensions.

Quickly respond to customer needs

We can quickly provide product solutions and quotations based on the dimensions, pictures, drawings, air volume requirements, material requirements or project parameters provided by customers.


Get a Quote

If you are looking for a purification manual control valve or a clean room air volume control valve, please contact us to get a quote.

In order to provide you with an accurate solution faster, please provide the following information:

  • Required valve size

  • Pipe shape, such as rectangular or round

  • Material requirements, such as galvanized steel plate, stainless steel Or aluminum alloy

  • Usage scenarios, such as clean rooms, hospital purification projects, laboratories or pharmaceutical workshops

  • Air volume adjustment range or system parameters

  • Connection method , such as flange connection or plug connection

  • Whether sealing strips, opening indicators or special sealing structures are required

  • Surface treatment requirements

  • Purchase quantity

  • Do you need customized drawings or OEM services?

  • Destination port or delivery location

We will provide professional suggestions, product solutions and quotations based on your needs.

Contact Us Now

Looking for a reliable manufacturer of air filtration, air distribution, and cleanroom equipment? We provide high-quality products, competitive factory pricing, and flexible OEM/ODM customization services for global customers, meeting the diverse needs of industrial, medical, cleanroom, and HVAC projects.

WhatsApp Inquiry

Click the button or scan the QR code

Our Workshop

Our Advantages

  • Professional manufacturer of clean air systems and filtration products
  • Complete product system widely used in cleanrooms, medical facilities, pharmaceuticals, HVAC, and industrial environments
  • Strict quality control system to ensure stable and reliable product performance
  • Strong OEM/ODM customization capability to support diverse project requirements and engineering applications
  • Complete customer service, including careful packaging, fast delivery, and reliable after-sales support

Our Export Markets

  • North America: United States, Canada
  • South America: Brazil, Argentina, Chile, etc.
  • Europe: Spain, France, Germany, Netherlands, Russia, etc.
  • Asia and Oceania: Vietnam, Thailand, India, Australia, etc.
  • A total of 50 countries

About Us

  • With more than 20 years of industry experience, we focus on the R&D and manufacturing of air filtration, air distribution, and cleanroom equipment, providing stable and reliable clean air system solutions for global customers while supporting OEM/ODM customization services.
  • Large-scale production capability and strict quality control enable us to meet bulk order requirements and urgent delivery schedules, ensuring stable supply.
  • Our professional engineering team provides full-process services from solution design and product selection to production delivery and after-sales support, helping customers build long-term and stable partnerships.

About Our Factory and Business Background

Address: No. 458 Jiangping Road, Jingjiang City, Jiangsu Province, China

Payment Terms: L/C, T/T, D/P

International Trade Terms: FOB, CFR, CIF, DAP, EXW

Average Lead Time: Peak season: one month; off season: within 15 working days

Nearest Port: Shanghai

Our Production Capacity and Technical Expertise

  • We provide a complete range of air filtration grades (G3-H14), air distribution products (air dampers and diffusers), and customized clean air system solutions for HVAC and cleanroom applications.

Our Industry Experience and Global Business Record

  • Export Year: 2010
  • Main Markets: North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Middle East, East Asia, Western Europe

Air Filtration & Cleanroom Products | Get a Free Custom Quote

Looking for a reliable supplier of air filtration, air distribution, or cleanroom system products? We provide factory-direct pricing, customized OEM/ODM services, and complete engineering project solution support.

Submit your requirements, and our engineering team will provide a dedicated solution and quotation within 12 hours, including detailed product specifications and delivery lead time.