Guapote;2565744; said:35% out the window, 35% back in through the hose.
No chemicals, no problems.
I would need to own stock in Seachem to have enough for all of the water changes I do.
any1 who uses chems should 1st add them to a bucket full of water then leave to settle for a while before adding to your tank, do exactly what it says on the tin 

