All of these a good way to meet other like-minded wine drinkers while learning about wine. In the edges may be the so called rim from the wine. You must offer samples to achieve these results though. What is the R value of this insulation you have used their walls and ceiling? https://sleeptrail3.bloggersdelight.dk/2024/05/21/ruou-martin-remy-xo-chuyen-nghiep-loai-ruou-remy-martin-tren-hcm/