Double Glazing Window

Double glazing is todaya s general term used for replacement windows. The double glazing part of the window is the glass, or sealed unit, this comprises of two panels of glass, i.e. double glazing or double glazed.

The double glazing panes are kept apart by a spacer bar which contains hundreds of tiny silica balls. These same balls can be found in the little bags you find in the packages when you buy electrical goods to keep then dry and free from moisture. It is these balls which soak up any moisture which exists in the air gap between the two panes of glass.

Normal float glass or safety toughened (tempered) glass?

The double glazing glass itself will either be normal float glass for small double glazed sealed units or safety toughen also known as tempered glass for larger double glazed sealed units as required by building regulations and the Glass and Glazing Federation.