What are the benefits of good ventilation? Excess moisture caused by inadequate ventilation. Millions of single-family houses around the world are susceptible to poor air quality. Identifying several sources of pollution inside the house is necessary for designing an adequate home ventilation system Moisture: Excessive moisture within a home can cause health issues for allergy sufferers by increasing the growth of mildew, germs, dust mites, and insects. It can also cause structural damage by encouraging mould and dry rot growth. Heat: Due to the extensive exposure to summer sunlight in attics, overheating is a regular occurrence. As a result, attic ventilation systems are designed to remove both excess heat and relative humidity to produce a comfortable and healthy environment in a home. Particles: Every day, dust, pet dander, lead, pollen, and asbestos produce many particles in a home. The buildup of such particles above a certain threshold can potentially result in health issues. Combustion products: As previously stated, fuel-burning products such as heating equipment, fireplaces, stoves, gas water heaters, gas ranges, and candles emit various pollutants that must be removed from a home. Bottom Line: When home ventilation systems operate well, and you can utilize the effective of your home. Otherwise, using ventilation and following the tactics described above to increase the operation of your ventilation system in your home is a waste of time.