But the ridge vent maintenance and running cost is a lot less than for turbines when.
Ridge vent vs traditional roof vent.
As a standard for my company we use cobra rigid vents platic style so i ve never put much thought into it well a couple years back i installed cobra rolled ridgevent on 1 3 of my folks roof without thinking when i ordered materials i asked for the rigid vent 150.
However if you were only going to install 3 or 4 the turbines would be more affordable to you.
You ll be able to move air throughout the attic without the use of fans or turbines when enough space is given to this vent design.
Their location roof venting works by letting in air from lower down on the roof like through a soffit vent and letting it out at a higher point in the roof.
Roof louvers aka roof cans which is best.
Ridge vent versus traditional vents.
The winner by far is a concealed ridge vent over roof louvers.
Here are the two main advantages that ridge vents have over other types of vents.
What are the cons.
That is a good indication of the difference in efficiency.
List of the cons of roof ridge vents.
Roofing manufacturers warranties require a minimum of one square foot of ventilation for every 150sf of attic space for traditional systems but only one square foot of ventilation for every 300sf when the ridge vent system is used.
Years of research have proven that air vent ridge vents combined with under eave venting are the most efficient and effective system you can install.
With a ridge vent system intake vents must be placed low on the roof usually in the eaves.
Unlike turbines this venting style does not have any moving parts.
Sounds t me like the roofing salesman is practicin his bs.
After tear off it came back to me that we have 60 of re usable rolled.
Roofing manufacturers warranties require a minimum of one square foot of ventilation for every 150sf of attic space for traditional systems but only one square foot of ventilation for every 300sf when the ridge vent system is used.
The effect of ridge vents for the roof depends upon the energy efficient nature of the structure.
Ridge vents do not always provide the proper ventilation in some homes.
I don t know of any evidence to the contrary.
Ridge and soffit venting provide a more natural and efficient air flow and provide a much higher percentage of actual ventilation.
A ridge vent is similar to a screen and allows heat to escape up and out of the attic.
If you were to install about 40 feet of roof ridge vent the area would span up to 10 turbines in this case 10 turbines would cost you substantially more to purchase and install.