Radiant Floor Heating: Can One Floor Heat Two Stories?
Will One Floor of Heat be Enough?
With 6,000 heating degree days a year, Omaha, Nebraska, isn’t exactly balmy come mid-winter. If a ranch-style house has a radiant-floor heating system installed in the basement slab, will it be enough to keep the whole house warm? Or will the main floor need heat, too?
That’s the subject of this week’s Green Building Advisor Q&A Spotlight.
The writer is torn. On one hand, a one-floor system would certainly be simpler and less expensive. On the other, he’s concerned that neither he nor his wife will be comfortable with a one-floor heating scheme.
He’s been in touch with an HVAC contractor and asked for a standard heat load calculation, which should help him plot his next move. Using slightly more colorful language, the contractor apparently tells him the number crunching won’t amount to a hill of beans.
What to do?
Opinions vary, as might be expected. Some builders who have gone with a one-floor heat system say even moderately well insulated houses can be comfortable. But others aren’t so sure, insisting that one floor of heat will yield but one floor’s worth of comfort.
And the heating contractor who disses Manual J? That’s another story.
Read the full article at GreenBuildingAdvisor.com.