Normally when there is wind and rain no water will enter the attic space due to the blades moving around.
Roof turbine vent leaking.
In high winds a turbine vent may pull loose from its standpipe and this allows for water penetration.
Shingles replace missing shingles or damaged shingles if in a small.
Fix a leaky roof vent pipe with a oatey rubber gasket.
Normally the force of even slight breezes will cause the turbine vent to spin.
My home has three whirlybird turbine vents on the roof.
Depending upon the diameter of the vents and the wind speed outdoors the turbines can expel vast quantities of humid air before it becomes a problem.
Other causes of leaking roof vent are including broken seams on the metal base loosen nails and rusty metal collars around the vent pipe.
Item 863694 model tob12sbr.
Sun exposure and heat especially during the summer can cause the rubber boot to crack creating the space for water to leak in.
When the roof vent is leaking the actual cause must be identified first.
A small 12 inch diameter turbine vent with a constant wind speed of 5 miles per hour mph can remove 347 cubic feet of air per minute cfm from the attic space.
Air vent airhawk 12 in aluminum externally braced roof turbine vent.
Vent pipe leaks are very common and vent pipe flashing should be regularly inspected to prevent roof leaks.
Roof turbine vents are leaking rust or obstructions.
Unsealed joints and.
However when there is rain and no wind water can enter the attic and land on the insulation since the blades are not moving.