Attic Only Has Gable Vents

Many roofing contractors discourage using a gable vent with ridge vent and soffit vents because a gable vent interrupts the proper airflow and can cause the air current to flow perpendicular and unevenly throughout the attic.

Attic only has gable vents.

It is a great ventilation system for your attic or roof on a budget. If not the air pathway through the attic will be short circuited flowing only from the gable vents to the ridge vent and not ventilating the lower part of the attic. Current stage is that exterior walls and roof are framed and sheathed. Constructed of white aluminum that can be painted.

Gable vents may circulate air through only a small percentage of your attic. Normal vented air likes to enter the attic lower down near the bottom third of the attic and as it passes through it will exit higher up near the top third of the attic space. In months of intense weather the inside of your house can be regulated with heating and cooling systems. Static roof line vents are effective for ventilation but generally aren t recommended due to issues with leaks.

For an attic without soffit vents you may have the option to use gable vents instead. New construction in climate zone 6a northern nh r40 walls r70 attic. Suzypq from the breaktime forum. The roofer says closing the gable vents isn t necessary.

Without baffles blinders that prevent outside air from crossing over the vent a ridge vent may create almost no ventilation at all. According to the guy who writes the home improvement column in the local paper if you add a ridge vent you should close off the gable vents. This is called passive ventilation. Power gable vent shutter is designed to be used with master flow egv pg series electric gable fans.

But since you don t bother to heat your attic and hot air always rises this roof space is often left alone to bear the brunt of significant temperature shifts. These vents allow for a cross breeze through your attic blowing out the warm air and replacing it with cooler less humid air. The shutter will open when the electric gable vent is operating. The most common way to add ventilation to an attic is by installing air intakes in the soffits and putting an outlet at the gable of the house.

Power gable vent shutter is automatic 20 in. Considering gable vents only for attic ventilation. Gable end vents is a roof ventilation system that is placed on either side of a gable roof that assists in cooling down your attic or roof. Gable vents are usually installed on the exterior wall of your attic in order to create proper air circulation during extreme climate conditions.