I'm so glad that I'm not the only one that forgets the RO/DI water......flooded the cellar so many times!!! Yesterday was the last time it flooded - it does not take 4 hours to make 20 litres of RO/DI water.......
So true the water pumps out fairly quickly.
9 spend the extra money for a pre drilled aquarium
Do not let your gf go shopping for Corals or fish.
Dont lose your job if you have a reef tank.