Roof Turbine Vent Not Turning

This is a bad thing because it blocks the air flow.

Roof turbine vent not turning.

Walking around my soffits yes i do have soffit vents and from the attic i can see sunlight in. I ve gone on the roof and white lithium greased both and but a level on them and they are pretty close to level. My attic turbines are not turning step 1. This is not a good idea.

Every turbin in my neighborhood is turning and mine may slowely turn. The majority of the time a squeaking roof turbine vent is caused by the lubricant in the bearings drying out causing various metal parts to rub against each other which in turn generates that unpleasant squeaking noise you hear. Both turbins are only about 4 years old. Do i have a low pressure system.

The one thing i ll mention is that turbine vents need to be installed perfectly level. 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. A turbine may fail to spin if the bearings become rusty or. They sell foam channels you can staple to the underside of the room to allow for airflow while still allowing insulation to be installed.

When they re not installed level they don t turn. I ve never been a huge fan of turbine vents because i have it in my head that they may end up causing some of the same problems that powered roof vents do but the fine folks at complete building solutions swear by em and i trust those guys so i won t complain about turbine vents. Imagine what happens if you install two or three of these simplistic turbine vents on the. It s not uncommon for insulation to have been jammed tight out to the edge of the roof.

To relieve this pressure the vacuum may pull air from the inside of your home. I have sophits and gabel vents. Examine the turbine from the exterior from the roof. If the vents are blocked by insulation boxes or.

I have taken them off and oiled them and they spin freely and easily when spun with the hand. If there is not enough soffit air coming in then the vents may create a partial vacuum in the attic space. The 14 inch diameter unit could provide a complete air change in the attic every 14 minutes at 15 mph. Normally the force of even slight breezes will cause the turbine vent to spin.

The wind has to blow pretty hard for them to turn good. Climb up into your attic and look at the vents from the inside. The turbins do not turn much at all. As it spins the air blown from the vent is strong enough to blow rain away from the openings between the fins.

A single 12 inch diameter turbine vent could provide a complete change of air in the attic space every 52 minutes if the outside breeze was just 5 mph.