Installing Central AC in a Historic Home

We love old houses, but sometimes renovating them can lead to
frustration. While construction on older homes is known to be
sturdy, many of them come without modern conveniences—like central
air conditioning. In this episode, This Old House Home
Technology Expert Ross Trethewey gives advice to homeowners on how
to add an efficient central air system to a historic 1913 row house
in Washington, D.C.