Hi,
I would like to buy a plug that stop the water for this drip tub.
The measurement of the hole is around 4 - 5 mm. I bought the below product, but it does'nt work. I can't put it in the hole.
https://www.bunnings.com.au/pope-repair-plug-20-pack_p3121502
Could you advise which product I need to buy to stop the water for the tub?
Thanks.


