How quickly can water flow through newly solvent welded PVC

[Feet4Fish]

I know I could look around a find this answer, but imagine someone will shout it quickly. Want to freshwater test my system and won’t have another chance until next weekend. Redid a small potion (3 welds) around noon today. When can I run water?

 

[Bj’s Reef]

I usually wait for an hour to be safe.

 

[Feet4Fish]

Thanks!!!! Will fill it tonight!!!

 

[Bj’s Reef]

No problem.

 

[C. Eymann]

Personally I like 5+ hrs, but I have remedied a few emergencies sith water flowing in 1.5hrs

Rain or shine (blue stuff) will be water ready in less than an hour and will be effective on wet PVC

 

[Feet4Fish]

I should be good. By the time I start adding water it will be north of five hours. It’s been a three year build and a huge system and being able to do a fresh water test is insanely exciting! Will post update and video on my build thread!

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[Cory]

Ive used pipe after 2 minutes. No problems. The grey cement instatly hardens when saltwater hits it for some reason. I would however wait until you cant smell anything coming off.