Could these outlet covers be a good middle ground?
https://www.wallplates.com/products/gray-do?variant=53430394695&utm_medium=cpc&utm_source=google&utm_campaign=google_shopping_stone
They're a mix of stone and resin and should quell vibrations better than plastic and they're non conductive.
All the best,
Nonoise
https://www.wallplates.com/products/gray-do?variant=53430394695&utm_medium=cpc&utm_source=google&utm_campaign=google_shopping_stone
They're a mix of stone and resin and should quell vibrations better than plastic and they're non conductive.
All the best,
Nonoise