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hybrid heat pump water heater
DOMESTIC ALL IN ONE HEAT PUMP
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commercial air curtain company
Theodoor company is a professional manufacturer engaged in the research, development, production and sale of Heat pump water, Air curtain, Fan heater, Ventilating fan and other environmental protection and energy-saving products.
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tankless heat pump water heater
Theodoor -more than 20 years professional brand, providing professional ventilation equipment / energy saving heat pump water heater / heating /  cooling product solutions.
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Hot Selling Products

Focus on R&D and manufacture energy saving products, such as Heat Pump Water Heater, Air Curtain, Fan Heater, Ventilating Fan and Thermal Radiant Heater, etc.
5G Series
X7 Heat Pump
S6 Aluminum Series
X9 Heat Pump
Industrial FM-50 Series
DC Inverter Heat Pump

Energy Saving Product Categories

About Theodoor

A High Technology Enterprise Focusing On Energy Saving Products
GZ THEODOOR TECH CO.,LTD. is a professional high technology enterprise, focus on R&D and manufacture energy saving products, such as Heat Pump Water Heater, Air Curtain, Fan Heater, Ventilating Fan and Thermal Radiant Heater, etc. As one of the star brands in the industry, Theodoor produces a variety of products and exports to more than 80 countries and regions.
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Energy Saving Equipment Solutions

Providing professional ventilation equipment / energy saving heat pump water heater / heating / cooling product solutions.
commercial heat pump water heater

To Meet Different Customized Demand

Service System For European Quality

Established a specialized after sales service department, support and client services both inside and outside the country.

Service Commitment

Free consultation and product information to recommend solutions for different projects /environments.

A Nonstop Global Support Service

Through an easy connection, Theodoor end users can obtain access to special technical advisors to help solve problems.

Sales Services

Paying close attentions to the unique demands of wide ranging customers we answer with unique responses.

DIGITAL SHOWROOM

If you want to learn more about our manufacturing capabilities, you can click on the avatar in the scene, or accept my invitation!

Leading The Quality And Performance Of Product Upgrading

+86-20-87497011

Lean Process

All along, the German manufacturing process not only represents the highest state of manufacturing technology, but also marks the high level of design quality.

Technology In Sync With Europe

Theodoor makes full use of multinational scientific research strength, and has developed products with independent property rights and reached international technical standards.

Converging Cutting-edge Equipment

Theodoor's mold machines and production equipment are domestic famous brand machines, and the key equipment is from Europe.

New Environmental Protection Material

A large number of new materials and advanced processes make Theodoor motors leading in wear resistance and fatigue resistance of materials.

Precision Technology For Core Components

The motor integrates the high and new technology of many disciplines such as motor, automatic control, precision machinery and new materials.

Learn More About Heat Pump And Air Curtain

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Air curtains are becoming an essential solution for maintaining environmental control in commercial, industrial, and even residential spaces. Often used in entrances, these devices create a barrier of air that helps to separate two different environments, preventing the entry of dust, dirt, insects, and outdoor air while maintaining the indoor climate. But an important question arises for many potential users: can air curtains run continuously?

13 January 2026
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Air curtains, also known as air doors, are increasingly being used in commercial and industrial spaces to improve energy efficiency, enhance comfort, and maintain a barrier between different environments. By creating a stream of air that flows across an opening, air curtains prevent drafts, dust, and insects from entering, while also maintaining a stable indoor temperature. They are widely used in places such as supermarkets, restaurants, office buildings, and warehouses.

16 January 2026
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Air curtains, also known as air doors, are devices used to create an invisible barrier of air that separates two different environments. These machines are widely used in commercial and industrial settings, particularly in entrances to stores, warehouses, hospitals, and clean rooms. Their primary function is to maintain temperature control, prevent the infiltration of dust, insects, and pollutants, and reduce energy costs by separating the interior and exterior air while allowing free movement of people and goods.

20 January 2026
  +86-20-87497011
   No.1-63 Phoenix 3 Heng Road, Sino-Singapore Knowledge City, Huangpu District, Guangzhou, China

Air Curtain

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Fresh Air Ventilator

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