4 hours ago, roadwarrior said:

If you protect the spools from the sun and heat the line will last almost indefinitely.

You mean in one of these, in the basement?

I have fluoro that's going on 6 years at the moment. Still as good as day 1. 

I havent fished in a few but I still have the same line on my baitcasters I havent touched. I did just replace all my Spinning reels line because of memory.