I use a siphon attached to a garden hose. Here is the siphon I use, and it's just a regular garden hose, the small hose on the end of the siphon fits snugly in the hose. The siphon is self-starting (push it up and down to get the water going) and if you had some way to get the end of the hose lower than the tank, then it would siphon.
I believe what he meant by a floor drain, is a drain in your floor, like in a shower stall. I'm assuming you don't have one though, because then you probably wouldn't be here asking us this question. I say probably, because this is the internet, and you never know!
I believe what he meant by a floor drain, is a drain in your floor, like in a shower stall. I'm assuming you don't have one though, because then you probably wouldn't be here asking us this question. I say probably, because this is the internet, and you never know!