Sorry guys for starting so many new threads, i try hard to search for answers first but the search engine on this site is... well bad..
first; https://www.youtube.com/watch?v=t59D9uSFsJ8
2:27 minutes into this film they show filtration systems... but they look home made? can you do those yourself? how?
second; what is PG? and what is the difference to pg80 and peg300/400?
first; https://www.youtube.com/watch?v=t59D9uSFsJ8
2:27 minutes into this film they show filtration systems... but they look home made? can you do those yourself? how?
second; what is PG? and what is the difference to pg80 and peg300/400?