Q. Flexible Line With a Water Heater?

Q. Hey Mark, Yesterday someone asked me if they could use “flex line”, like what is used for toilets and under sinks, to connect a gas or electric water heater in his home. What do you think?

Fred O.


A. Hey Fred,

I’m not sure what the code officials would say about it, but it doesn’t seem like a good idea from a practical standpoint. The flex lines under sinks and toilets don’t have a very large diameter. Continue reading