Re: Tankless Water Heaters
Posted by hj on June 10, 2004 at 20:04:51:
In response to Re: Tankless Water Heaters
They do not stay in contact with the water long enough to reduce the flue temperature. So, they run hotter.

: Can you please help me understand why tankless (Instantaneous) water heaters require category category III venting? Not sure why this is different then most heaters as a category I.
: Thanks

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