1- Distilled
2- Clearflex60
3- Zerex
4- None
5- Some sunlight through the blinds about 3 hours aday.
6- 5 months I think
7- Turned more foggy, tubing is stained haizy now.
8- Copper, Brass, JB Weld, some primer.
9- Tubing is abit stained, loosend up some w/ algecide. Block had a small amount of greenish stain and some places the the copper was darker.
Here's a pic of the tubing, you can't even see the alen wrench through it.