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Posted by Roger Shoaf on March 10, 2007, 2:28 pm
If it is anything like my installation you are going to need the big vent
all the way to the top. Tankless water heaters crank out a lot of BTU's so
they need a large pipe to vent them. Look at the installation instructions
that came with your unit for the proper size of the vent.
--
Roger Shoaf
About the time I had mastered getting the toothpaste back in the tube, then
they come up with this striped stuff.
> I recently purchased a Takagi TK1S, I am preparing to have this
> installed soon. My question is this: my existing tank (located in my
> basement) has 3" exhaust that goes into the chiminey stack, can the
> new venting replace this? Does the venting only need to enter the
> stack or does it need to be piped all the way to the roof? I hope
> this makes sense. I have a couple photos if that will help,
> unfortunately I cannot post them here, so I will email if needed.
> Thank you.
>
>
> -Jimmy
>
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