Roof Hot Air Extractors

The roof or rooftop exhaust fan is the most efficient way to rid a building or facility of overheated air issues.

Roof hot air extractors.

The roof top extractor attracts fresh air from every side and direction of roof and channelizes it move towards the center. We supply roof extractor fans to several industries where they solve the problem of ventilation removal of hot spots etc. This pressure exertion pulls out the stale and bad odored air from the building. An attic venting fan only works on the air in the roof space but in many cases it can help cool the entire home.

In commercial buildings such as factories and workshops the warm air generated by machinery and workers rises into the roof space where it is trapped. Roof extractor fans are specially designed and manufactured for ventilation purpose. 1300 to 60000 cmh. A low profile static roof ventilator that allows nominal ventilation of hot or moist air from the roof space without the need of wind or power assistance.

Using extractor fans to remove hot air from roof spaces warm air rises because it is lighter than cool air. Roof ventilators are designed to help exhaust contaminated air from kitchen range hoods up and away from the roof. Filtered supply ventilators help supply filtered make up air in commercial or institutional buildings. The sun heats the air in the roof space to over 60c 140f.

Start in the attic and drill a hole through the roof in the desired vent location. In turn this superheated air heats both the structure of the building and the cooler air below. 230 415 v ac 50 hz. These fans sit in a gable end or in the sloping part of the roof.

From up on the roof use a jigsaw or reciprocating saw to cut a 4 in. And don t settle for a whirlybird ventilator as they only help extract minimal amounts of air. If you can t move heat out of your roof it won t go anywhere. Your air conditioner is going to struggle to keep your house cool if you aren t actively getting enough air changes in your roof space.

Since hot air rises to the ceiling or the highest point of a structure it makes sense that having exhaust fans mounted on the roof will work best. Some models feature a hinged hood to ease access to motor and drives for maintenance. The second step you need to take is to install a number of vents into your ceiling to allow the air to be extracted out of your upstairs rooms and through the roof space cavity by your new solar roof ventilation unit. A roof ventilator is perhaps the most crucial step in keeping your home cool.

Try to keep it close to the fan location. 300 to 1200 mm. We can t stress this enough. Simply having eave vents or roof vents isn t enough to cool your roof.