- Tempered 72 1/8" thick "Oldcastle" 16 CFR 1201 II.I very strong glass (x2).
- Factory airtight seal.
- Recovered from T.M.Cobb French door panels.
- The glass has a very subtle tint that is not noticeable when in place (in a door or window).
- Weight of each individual dual unit is about 3.5lbs.
There are a total of 5 identical double glazed glass units available.