This generates an attic Area that's unvented, and whilst not totally insulated to code stages, warmer or cooler (based on time) than exterior ambient temps which is healthier to the HVAC. I've essentially two big dormers on either facet of straight gable roof, so 4 very long valleys make venting https://spencerir4u5.imblogs.net/81893653/getting-my-insulation-of-building-roofs-to-work