This is probably the most costly solution to an un vented no overhang roof design and is practical only in cases where the building is being modified for other reasons.
Roof soffit intake.
The ratio of soffit intake to roof outlet should be at least 2 1 to avoid unnecessary these heat losses from the building.
These are the most common intake vents.
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They are easy to install under the roof s overhang which is known as the soffit are generally hidden from sight and provide excellent protection from weather outdoor debris and pests while still allowing air to flow into the attic.
Air vent 2 3 in.
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Soffit vents run the full length of a soffit the material underneath your eaves or are placed between the joists.
Provide continuous soffit or eaves intake venting as we describe at roof venting.
Ridge vents and gable vents serve dual purposes and operate as both intake and exahust vents.
Rectangular white weather resistant aluminum soffit vent sold in a carton of 50 only model sv202wh 234.