Using Soffit Vents If You Have No Attic

Roof eave venting on roofs with no overhang or soffit how to correct improper or inadequate attic or under roof ventilation in buildings detecting and correcting attic condensation and preventing ice dam leaks in buildings how to correct improper or inadequate attic or under roof ventilation in buildings.

Using soffit vents if you have no attic.

Install low gable vents located above the top level of the attic ceiling insulation use eye brow vents that are on the top of the sloping roof surface near the soffit eave area. Authoritative expert building diagnostic and repair advice toxic black mold and. He loved big eaves. Problems when roof has no overhang.

Greebo is spot on you want soffit vents for your air intake. If your roof is simple and straightforward and if aesthetics and truss strength permit then you create a vented roof design by adding 2x sleepers and a new deck and roof. If you re not going to have a soffit vent frankly it really doesn t matter because you re not going to have the pattern that we would like you to have and you just have another hole in the space to let air out. Without a continuous flow of outside air the attic heat in the winter will melt ice and snow at the top of the roof which will flow down and refreeze when it reaches the cooler bottom of the roof.

In a nutshell yes soffit vents prevent moisture from doing bad things to your home. So if you can have a soffit vent and a ridge vent that s the best situation. Now that we have that out of the way let s get to the heart of the matter venting a house with little to no eaves or soffits. How to vent an attic with no eaves the function of soffit vents.

The design of many older houses omits eaves which maximizes the amount of sunlight. So if you have shallow eaves with a flat soffit you have a very small overhang that has a flat bottom. An attic s intake vents are most commonly installed directly in the soffit either as individual vents spaced every few feet or as one continuous perforated soffit running the entire length of. 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.

The two most common options are to.