Ducts Buried in Attic Insulation Description Guide describing buried ducts in loose-fill attic insulation, a method that can only be used in dry climates.
Image This home is heated with in-floor hydronic radiant heating tubes that were installed on top of the R-20 rigid foam under-slab insulation.
Image After setting precast concrete basement walls on an 8-inch bed of trap rock, this builder sprayed 2 inches of closed-cell spray foam directly onto the ground then laid piping for radiant floor heating before pouring the concrete floor slab. Publication Date Tue, 01/01/2013 - 12:00
