News

  • Whole House Dehumidifier Balances the Humidity of Your Home

    Whole House Dehumidifier Balances the Humidity of Your Home

    When should you use a dehumidifier at home? A dehumidifier should be used at home when the indoor air is too humid. Humidity levels higher than 50% can make your home uncomfortable and can also lead to problems like mold growth, musty odors, and damage to your home and b...
    Read more
  • Preair: An Expert of Dehumidifier

    Preair: An Expert of Dehumidifier

    Zhejiang Preair Electrical Appliance Industry Co., Ltd. is an innovative enterprise that takes scientific and technological innovation as its own responsibility, focuses on humidity management, and provides customers with professional system solutions in the field of hum...
    Read more
  • Do Dehumidifiers Help with Water Damage?

    Do Dehumidifiers Help with Water Damage?

    The restoration process of water damage Water damage restoration is the process of restoring a property to its pre-loss condition after it has suffered damage from water. This can be caused by various sources such as flooding, burst pipes, or leaks from appliances. The r...
    Read more
  • What is a Dehumidifier Good For?

    What is a Dehumidifier Good For?

    A dehumidifier is an appliance designed to reduce the level of humidity in a room or building. High humidity can cause discomfort, musty smells, and even mold growth, making a dehumidifier a useful tool for maintaining a healthy living environment.   How does a dehumidif...
    Read more
  • Necessity of Using Dehumidifiers in the Greenhouse

    Necessity of Using Dehumidifiers in the Greenhouse

    Using dehumidifiers in the greenhouse Greenhouses, which can transmit light and heat (or heat), are applied to cultivate plants. In a season that is not good for plant growth, the greenhouse can provide a growth period and increase yield for crops. It is mainly used for ...
    Read more
  • How to Extend the Lifespan of the Dehumidifier?

    How to Extend the Lifespan of the Dehumidifier?

    Nowadays, more and more professional dehumidifiers are used in various industrial fields to protect production and storage, especially in workshops, warehouses, and other environments with humidity requirements. In daily life, more and more household dehumidifiers appear...
    Read more
  • Preair Participated in the 2023 AHR EXPO

    Preair Participated in the 2023 AHR EXPO

    2023 AHR EXPO Held in the Georgia World Congress Center, USA The Air-Conditioning Heating Refrigeration Exposition (AHR EXPO) is the largest, most important, and most influential and professional exhibition in refrigeration, HVAC, and pump valve products in the United States. The International Ex...
    Read more
  • Adjustment and Maintenance of Thermal Expansion Valve

    Adjustment and Maintenance of Thermal Expansion Valve

    The thermal expansion valve controls the opening of the expansion valve through the superheat of the gaseous refrigerant at the evaporator outlet, so it is widely used in the non-full liquid evaporator. According to the different balance methods, the thermal expansion va...
    Read more
  • Introduction to Wet Air and Psychrometric Diagram

    Introduction to Wet Air and Psychrometric Diagram

    In addition to dry air, the air also contains water vapor. We usually call the mixture of dry air and water vapor wet air (air for short). The content of water vapor in the wet air is minimal. It comes from the evaporation of water on the surface of oceans, rivers, and lakes, and the physiologica...
    Read more