I do not get it. Bitumen shingles (and normale tile shingeles) and full roof pv modules seem like an ideal combination, as the modules will protect the shingles

I do not get it. Bitumen shingles (and normale tile shingeles) and full roof pv modules seem like an ideal combination, as the modules will protect the shingles from heavy rain, wind and summer heat and will prolong the life of them for some time.