loc line sizing

reefboy12

New member
Hi,

Miracles in glass just made me a new tank & drilled a 1 1/2" hole in my overflow box (same as my return bulkhead hole). so my question is what size loc line do I use (the hole looks really big)?

Ron
 
I think the biggest loc line is 3/4. You can get a threaded mpt x threaded fpt reducer. I got one to go from 1 1/2" to 3/4" at my local h depot.
 
not necessarily.

However, the outside diameter of 1 1/2" pvc is 1.9"
The largest pipe that will fit through a 1 1/2" hole is 1" with an OD of 1.315" so you'll have a significant gap around it;


PVC Specs
 
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