I hate to be a wet blanket about something that's really popular. But I'm about to point out some of the reasons radiant floor heating systems aren't always as ideal as people think.

Radiant heating systems convert a floor into a large-area, low-temperature radiator. In most modern systems, warm water is circulated through closely spaced plastic tubing that's embedded in the floor slab or attached to the underside of wooden subflooring. Underfloor insulation is a critical component. Zoning depends on advanced manifolds that...

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