The other way to do it is with a unvented roof system, closing off all the vents and applying spray foam insulation to the rafters on either side of the roofline and gable walls. This puts a hat ...

An unvented attic acts like a solar oven in the summer ... water stains on the finished ceilings, wet insulation and deteriorated roof sheathing," Saltzman says. Can you have too much venting ...

They told me this insulation is not doing anything and ... found quite a few articles on the internet about creating an unvented attic by using this spray foam technique. Unfortunately, all ...

Inadequate or compressed attic insulation can also cause problems ... “Vented roofs blow off more than unvented roofs,” he wrote last year in a post on his company’s website ...

Although I have found quite a few articles on the Internet about creating an unvented attic ... How much insulation is between the floor joists of the attic? What type of insulation is there?