Roof Space Ventilation Fans

We like master flow s model for its easy installation and efficiency.

Roof space ventilation fans.

Designed for attic spaces up to 2 088 square feet master flow s unit can remove a large volume of hot air at a rate of 1 500 cfm. Effective attic ventilation systems reduce damaging heat and moisture in your attic promote energy efficiency by helping to reduce the load on your air conditioner in the summer and also reduce the risk of ice dam formation on your roof. Our stylish powder coated steel 30 watt fan will effectively ventilate up to 2500 sq. Each fan comes with a built in humidistat and thermostat.

This is the least expensive high quality fan feature for feature available. This prevents hot air from seeping into your home and driving up the temperature in the living space which reduces the load on your air conditioner. See the benefits of attic ventilation a new roof is more than just shingles. Attic ventilation fans help cool air your attic by pushing out the stifling hot air from inside the attic and bringing in cool air from outside.

If the attic is equipped with high and low ventilation openings the requirement is 1. It comes on an easy to install flexible mesh roll and is hand nailable with no complicated fitting wrapping nail gun adapters. In the winter this fan reduces the risk of ice damming. Intake vents located at the lowest part of the roof under the eaves allow cool air to enter the attic.

Roof mounted attic fans require a vent hold near the top of the roof where the fan can sit over the vent on a plastic or metal base. Attic fans perform this ventilation by pushing hot air out into the environment while also pulling fresh. Attics must have a minimum of 1 square foot of ventilation openings for every 150 square feet of floor space. When installed as part of a properly balanced when installed as part of a properly balanced attic ventilation system gaf cobra exhaust vent is a shingle over exhaust vent installed at the roof ridge that helps exhaust excess heat and moisture from your attic.

For this method to be most effective approximately equal amounts of ventilation should be placed at the soffits or eave level and at or near the top of the attic space. Outside air enters the attic space through soffit or eave vents rises through the attic space as it warms and exits through vents that are positioned at or near the top.