Dense Packed Cellulose in Unvented Vaulted Ceiling?

I am designing a home for Climate Zone 4A and am planning on having an eave-less roof and vaulted ceiling. Currently, I’m planning on roof rafters being 9-1/2″ I-joists so… I am designing a home for Climate Zone 4A and am planning on having an eave-less roof and vaulted ceiling. Currently, I’m planning on roof rafters being 9-1/2″ I-joists so…Read MoreGreenBuildingAdvisor