This is why careful planning is very important.
Insulating a gambrel roof room.
Step 1 add a vapor barrier.
If you have an existing house with this style then dense pack cellulose or pour in place open cell foam are your only options.
Because the gambrel roof doesn t go very high above the brickwork you can discover that you do not have enough living space in your attic.
This should be a must see video for venting a gambrel r.
Interview with the contractor at the end.
There is no access into the small sidewall areas and thus must be accessed by drilling holes in the sidewalls in this case the roof and using dense pack of poured foam methods to properly insulate.
How to vent a gambrel roof using reflectix.