They are both generally installed in the same way but.
How to install vents on a metal roof.
Although you can install corrugated metal roofing over shingles for the best foundation it is recommended that all the old roofing be removed.
Remove the old roofing.
Installing some type of ventilation mechanism on a metal roof is not a lot different from the addition of vents to any type of roof.
First are the cylindrical vents that are located within the metal panels.
Installing metal roofing vents will give the heated air a place to go.
The ridge vent is then covered with a metal ridge cap the purpose of the ridge vent is to create constant air flow along the horizontal ridge of your home.
The old still reliable method of venting the soffit.
When determining the placement of the roof vents measure the vent housing and mark off the space on the roof.
However there are a few simple tips that will help make the process a little easier and also ensure that the vents are placed to allow the maximum benefit.
Allow space for the edge of the vent opening where it will rest on the roof.
A roof vent installation kit will provide everything you need to vent your roof in one convenient package.
The other is a slatted vent that is located on the roof ridge.
Beneath the roof eaves in the soffit is the standard place to install intake vents because it s the lowest spot in the roof.
There are typically two types of metal roofing vents.