for the roof you need trimfix to withstand the temperature
TRIMFIX HIGH TEMP SPRAY ADHESIVE 2X 500ML. CAR TRIMMING & UPHOLSTERY USE ETC | eBay
You usually get condensation on the inner roof would imagine thay all peel in the end![]()
there all crap..as im in the trade the best stuff is f60 or f61 contact adhesive most sprays arnt upto the weight of the material unless u use the bostick spray gold in 20 litre pressurised containers with hose and gun