水草情迷

I am using atman external filter, I want to know:

條膠喉會唔會硬化而與那個出入膠管鬆脫出來? I imagine if the 出口膠管與 膠喉鬆脫........

--------------->大水災!!!

Any experience??

can buy a new tube

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友朋知所剔，何患少交遊。

but the main point is 硬化會唔會令它鬆脫出來??
As I use it for half a month only... i just afriad after a year time.... it will loosen....

If you had use the plastic screw lock to secure the tube, it should be ok !