Richard Trethewey, an expert adviser on the popular home-improvement show This Old House since it debuted in 1979. Based in Boston, he is president of RST (Thermal) Inc., a manufacturer’s representative company that provides training to the skilled trades, and also is on the editorial board of This Old House magazine. ThisOldHouse.com
Is one room or area in your home much colder than others? There are various ways to solve the problem,…
