Common Mistakes in the Installation and Use of Controlled Mechanical Ventilation Systems and How to Avoid Them

The controlled mechanical ventilation (CMV) has emerged as a vital solution for ensuring optimal indoor air quality in modern buildings and homes. However, despite its multiple benefits, it is not immune to human errors during its installation and use. These errors can compromise not only the efficiency of the system but also the health of the occupants. In this article, we will dive into the most common mistakes and provide practical tips on how to prevent them.

1. Incorrect Selection of the System

Error: Opting for a CMV system without considering the specific needs of the building or home can result in suboptimal performance and high energy consumption.

Solution: Before installation, it is crucial to conduct a detailed study of the space. This includes considering factors such as the size of the building, the number of occupants, climatic conditions, and architectural features. Consulting with CMV experts can help select the most suitable system.

2. Installation in Inappropriate Places

Error: Placing air intake and exhaust devices near sources of contamination, such as garbage areas or traffic zones, can compromise the air quality entering the system.

Solution: It is essential to ensure that air intakes and exhausts are located in areas with good air circulation, away from contaminating areas such as kitchens, bathrooms, garages, or streets with heavy traffic.

3. Lack of Maintenance

Error: Neglecting regular maintenance of the system can lead to the accumulation of dust, pollen, and other contaminants in the filters and ducts.

Solution: Establishing a maintenance schedule is essential. This involves changing filters, cleaning ducts, and checking system components at least twice a year or according to the manufacturer's recommendations.

4. Not Adjusting Controls

Error: Many users install the system and forget to adjust the controls, relying solely on default settings.

Solution: It is vital to adapt the controls according to the environmental conditions and the specific needs of the building. Modern CMV systems often feature sensors and smart controls that allow for real-time ventilation adjustments, optimizing performance and energy consumption.

5. Ignoring Signs of Problems

Error: Overlooking symptoms such as unusual noises, decreased air flow, or an unexpected increase in energy bills can lead to greater long-term issues.

Solution: It is crucial to be attentive to any anomalies in the system. Upon detecting any signs of a problem, an immediate review should be conducted and, if necessary, contact a professional for repairs.

6. Not Considering Energy Efficiency

Error: Some older or low-cost CMV systems may lack energy-saving features, potentially leading to high energy consumption.

Solution: When selecting a CMV system, it is advisable to opt for those equipped with heat recovery units and other advanced technologies that maximize energy efficiency.

Conclusion

The controlled mechanical ventilation is a powerful tool that, when installed and used correctly, can provide a healthy and comfortable indoor environment. However, it is essential to be informed and proactive to avoid common mistakes that may compromise its performance. With the right information and a preventive approach, it is possible to enjoy all the benefits of CMV without inconveniences.