Static roof line vents are effective for ventilation but generally aren t recommended due to issues with leaks.
How to seal a static vent in attic.
About attic ventilation natural attic ventilation.
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.
Adding a ridge vent is a fine idea and don t worry about it competing with the gable vents.
A roofer will from the attic mark a spot near the ridge of the roof he may first use nails from the attic to mark preferred spots between two rafters.
At first it may seem odd to add insulation for warmth and then purposely allow cold air to enter the attic through vents but this combination is the key to a durable and energy efficient home.
Just nail a board over the opening from the inside.
One static vent style is the turbine vent which uses wind to power its enclosed fan all it takes is a light breeze to rotate the blades and suck heat out of the attic view example on the home.
The installation of a turbine vent is nearly identical to a static vent.
When determining how to insulate this attic space various assemblies were taken into consideration and a hybrid combination of vented and unvented attic space was planned.
Ease of installation is only one of several variables that support venting.
Improperly vented attics can lead to damp insulation as shown here.
Don t worry about an airtight seal.
Seal air leaks in your attic floor so that roof venting doesn t suck conditioned air into the attic and cause moisture problems.
See the benefits of attic ventilation a new roof is more than just shingles.
Vent or seal the attic.
Photos courtesy of air vent inc.
The dormers and the attic space over the outside porch were sealed off from the rest of the attic by making a wall of plywood then insulating the wall with closed cell spf.
From the roof the roofer will cut away shingles and underlayment and use a saber saw to cut a hole the same size as.