The friendliest place on the web for anyone with an interest in aquariums or fish keeping!
If you have answers, please help by responding to the unanswered posts.
I use rubberbands. It may discolor/ not hold as good after a month or so, bit really, there are no problems. You will know when to replace it if needed, if at all, I could have maybe not tied it on well enough. It's fine so far though.