Here's an article[0] that mentions a containment product. Its a fire-resistant white polyester screen. Some of the challenges include excess heat (HPS emit ~80

Here's an article[0] that mentions a containment product. Its a fire-resistant white polyester screen. Some of the challenges include excess heat (HPS emit ~80% as heat) and moisture. I haven't found anything that breaks down the costs. It seems the primary motivation is bylaw compliance. [0] https://gpnmag.com/article/cleaning-light-pollution/ https://gpnmag.com/article/cleaning-light-pollution/