>>960853It is kind of like,
Full sun: 100$
Pane 1: 90%
Pane 2: 81%
Pane 3: 72.9%
Pane 4: 65.61%
Pane 5: 59.049%
Each time reducing 10% or remaining sunlight.
There are some glazings that are nearly invisible and don't cause reflection or absorption problems, but those are retardedly expensive for a greenhouse.
Bubble wrap looks odd due to the diffusion of light. It is a cheap temp fix that allows you to buy new panes of glass over time if you so wish.
>survive atleast 50 yearsI like how you think.