The spaces between the sleepers can probably be detailed so that the roof is vented at the soffit as well as at the ridge see venting a shed roof.
Venting roof without soffit.
In most cases all you have to do is remove about one inch off the top of the fascia the part that covers the end of.
Install special roof intake venting products that work at the lower edge of the roof decking underneath the first course of shingles.
Your other options are a roof design without ventilation an issue that is volatile and multifaceted.
Rafter vents or insulation baffles install in any rafter space to create narrow gaps that direct fresh air from the soffit vents to the peak of the roof.
This creates a natural suction phenomenon where the ridge vent is sucking air out of the soffit vents creating a natural ventilation cycle.
The important thing to remember is the air must flow through the attic to the roof vents somewhere near the ridge of the roof.
Thankfully there are some ways around this dilemma.
Adding a ridge vent without vented soffits.
They call this a venting drip edge.
Roof in the coming months and i am wondering if there is anything wrong with adding a ridge vent knowing they have no soffit vents.
There current roof has lasted 28 years with just the two gable vents and about four metal roof vents along the 50 ridge.
Smart vent a special roof eaves vent product that provides a 3 4 opening about 6 above the top of the roof drip edge.
Venting solutions for roofs with no overhang or soffit.
A passive ventilation system should have air inlets at the base of the roof usually in the soffits and outlets in the peak or gables.
Even without soffit venting it is important to provide an air gap at the soffit level to help keep the roof deck dry.
With a soffit venting is not much of a challenge.
These specialty vents do not affect the.
For more information on ventilation and moisture control read this article i wrote on proper attic ventilation it s my position that you should have a proper ventilation system in your attic and that you should always take the time to air seal the floor of the attic.
The total venting space should equal 1 150 of the floor.
The venting drip edge seems to be the easiest and most common way to go.
However if the home has no soffit it is quite a different matter.