The premier season of Weatherization Nation was shot in NW Washington DC where we tore off an unfortunate addition to the back of a 70+-year-old brick house, and we added a two-story addition which nearly doubled the living space.
Air sealing technology by Aeroseal Envelope, AeroBarrier sprays an atomized sealant into a pressurized house interior so that the air currents escaping to the outside carry the sealant and fill the holes, gaps, and cracks