Persons normally confuse the two, but they serve unique roles. The body stays mounted on the wall, while the sash may be the moving section that retains the glass. C – Parting bead. There are two parting beads positioned on both sides of your sash box, jogging vertically from prime to base https://manuelmhxly.bloggip.com/35857701/5-easy-facts-about-sash-window-draught-proofing-described