What is a cross connection?
A cross connection is a point in the plumbing system where the potable (drinkable) water supply is connected directly or can be connected directly to a non-potable source.

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1. Who can test my backflow assembly?
2. How often must I have my backflow assembly tested?
3. What is a cross connection?
4. Where are cross connections found?
5. What causes a cross connection?