Humid Air Extraction From Bathrooms

When it comes to designing and installing the route of the ducting, inlet and outlet points, the most important is to extract moist air directly to the external spaces. Unfortunately, in many cases, the fan system gets fit out wrongly and the fan extracts moist air into a ceiling or loft spaces. Lofts or gaps between timber joists are the worse places as there is not much natural ventilation or light, and they also favor for condensation.

Key Takeaways:

• Beside knowing necessary performance, noise rating and actual energy consumption are also needed. to be taken into consideration
• When it comes to designing and installing the route of the ducting, inlet and outlet points, the most important is to extract moist air directly to the extrenal spaces.
• Home Ventilating Institute set out a guide line to can help in selecting the right fan for your bathroom: Ideally, your fan should be able to ventilate 1 cfm for every square foot of floor space in your bathroom. If your bathroom is larger than 100 square feet, there are additional requirements as per the followings: 50 cfm for every toilet 50 cfm for each shower, bathtub and or combo 100 cfm for each whirlpool

“With the extracted air, unfortunately, a lot of heated air is going to be extracted through your bathroom as part of the process. A remedy to this problem can be the use of a, so called, heat-exchange ventilator fan”

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