For example, if you install R-19 fiberglass batts in 2x6 frame walls, with the studs 16 inches on-center, double top-plates, and other elements of standard framing, the actual R-value of the whole wall with the R-19 insulation will be about R-15.
birthplace - the place where someone was born. place of birth. place, spot, topographic point - a point located with respect to surface features of some region; this is a nice place for a picnic; a bright spot on a planet. place of origin, provenance, provenience, cradle.
The placenta develops in a womanâs uterus during pregnancy. This sac-like structure provides the developing baby with food and oxygen. It also removes waste products from the babyâs blood. The placenta is also referred to as âafterbirth,â for it exits the body after the baby is born.