What is the difference between an "on-grade" drain and a "flashing" drain? What situations call for which? If installing a basement floor drain, which should I use?
In case it's not clear, here are the items I'm researching:
Plumbing – Difference Between Flashing Drain and On-Grade Drain
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Related Solutions
If there is a blockage (which it sounds like there is since it's backing up) then you probably want to snake it before jetting since jetting alone is not going to remove a big blockage. How big is the drain? If it's large (like a 4" sewer line) then a power drill snake is probably not going to cut it and you need a drain auger with a larger diameter and some attachment options. Something like this: .
The color is just for convenience. Making it easy to identify hot and cold pipes under a house for instance. The chemical makeup and temperature ratings are identical besides the actual dye used to color it.
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Best Answer
Just read the brochure, its all in there.
you are going to want an on grade drain for almost all basement slab applications