Insulation/venting of ceiling joist space in finished space below an exterior Patio

I have a 7’x10′ alcove in a downstairs room with an open patio above the alcove. The alcove ceiling (or patio floor) has 2×10 ceiling joists with 3/4″ Advantech subfloor,… I have a 7’x10′ alcove in a downstairs room with an open patio above the alcove. The alcove ceiling (or patio floor) has 2×10 ceiling joists with 3/4″ Advantech subfloor,…Read MoreGreenBuildingAdvisor