The problem with having just replacing the windows is that heat can escape easily through thermal bridges and induce even more molds: https://www.echotape.com/b

The problem with having just replacing the windows is that heat can escape easily through thermal bridges and induce even more molds: https://www.echotape.com/blog/why-thermal-bridging-and-thermal-breaks-matter-in-construction/ https://www.echotape.com/blog/why-thermal-bridging-and-therm...