Looks like from the pics, you scraped your original sound deadner off & replaced it with aftermarket? What are the benefits? Lighter and deadens sound/road noise better? Good job, keep us posted.
Trust me, you'll notice a big difference when it starts to rain Before dampening, I wasn't able to speak with the passenger when raindrops hit the car. It just a single layer of aluminium which acts like a big drum.The only gain from doing the roof is killing structure born vibrations.