Homeowners who may have remarkably energy-effective windows may perhaps observe condensation forming on the outside of their windows under specific climatic conditions. Why is my Bed room window coated in moisture early in the morning? Our solid-Main RevoCell® window is made with microcellular PVC (mPVC) containing billions of microscopic cells. https://franciscobkfco.full-design.com/facts-about-replacement-window-in-keswick-ontario-revealed-74604089