That is their functional purpose.
Roof eave eyebrow.
Plus roofing and attic ventilation systems can protect homes from the expensive roof and structural damage caused by trapped heat ice dams moisture and mold.
From left to right.
The new dci eyebrow vent begins many years ago when dci was approached regarding specialty vents for critical areas of the roof and other specialty vents regarding electric powered vents on the market bath and kitchen vents etc.
A 4 foot high curve topped window that broke the eaves line of the front of the building and ended in an eyebrowlike dormer on the roof.
Eaves form the overhang to distribute water clear of the walls.
An eave is the edge of the roof that overhangs the face of a wall and normally projects beyond the side of a building.
Open eaves with trusses.
History behind the mult purpose dci eyebrow vent.
If you don t have soffits or your roof style doesn t allow for soffit vents some homeowners will consider a drip edge vent.
When designing an open eave with roof trusses make sure that you raise the heel of the truss and use a thicker top chord.
Norm was thinking about a shed or gable dormer when designer jock gifford came up with a twist.
Norm framed his eyebrow with two separate support structures one for the roof and one for the ceiling.
Drip edge vents are a two in one installation that promote water shedding at the eaves and rakes of a roof while also allowing for ventilation into the attic.
A home s ventilation system consists of everything from roof vents to the best attic fans without the right roofing and attic ventilation system your home can become uncomfortable and cost more to cool or heat.