How to choose a duct machine
As the demand for air conditioning comfort and aesthetics increases in homes and commercial places, duct machines (a type of central air conditioner) have gradually become a popular choice. However, with so many brands and models on the market, consumers often don’t know how to choose. This article combines the hot topics and user concerns on the Internet in the past 10 days to provide you with a structured guide to help you easily purchase an air duct machine.
1. Core purchasing indicators for air duct machines
The following are the key parameters and selection suggestions of the air duct machine:
| indicator | Description | Recommended value |
|---|---|---|
| Cooling/heating capacity | Choose according to the room area (150-200W per square meter) | Choose 3-3.5 horses for 20㎡ |
| Energy efficiency ratio (APF) | The higher the value, the more power you save. | Level 1 energy efficiency (APF≥4.5) |
| Noise value | Affects comfort of use | Indoor unit ≤20dB, outdoor unit ≤50dB |
| Brand technology | Compressor, frequency conversion technology, etc. | Preferred first-line brands such as Gree, Daikin, and Midea |
2. Comparison of popular brands and models (latest data in 2024)
| Brand | Model | price range | Advantages |
|---|---|---|---|
| Gree | GMV-H160WL | 18,000-22,000 | Full DC frequency conversion, strong low-temperature heating |
| Daikin | VRV-P series | 25,000-30,000 | Excellent silent technology and long life |
| Beautiful | MDVH-V160W | 15,000-18,000 | High cost performance, intelligent control |
3. Installation and maintenance precautions
1.Installation points:The ceiling space needs to be planned in advance, and the pipe slope must be ≥1% to avoid accumulation of condensation water.
2.Maintenance cycle:It is recommended to clean the filter once a year and check the refrigerant pressure every 3 years.
3.Tips for avoiding pitfalls:Be wary of the trap of low-price packages. Some businesses may reduce pipe material costs.
4. Real user feedback hot spots
According to social platform data in the past 10 days, the three issues that users are most concerned about:
1. Comparison of power consumption between duct machines and cabinet/hook machines (actually measured power consumption of duct machines is about 15%).
2. Is it suitable for small apartments (it is recommended to choose a one-to-one model below 40㎡).
3. Heating effect in winter (pay attention to the COP value at -15°C).
Summary:Choosing a duct machine requires comprehensive performance, brand, and installation services. It is recommended to give priority to first-class energy-efficiency models and communicate with professional designers about duct layout plans.
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