Define

Category Item example Description
UNGROOVED
Frame code
C1 T.W.T 120 Trim Width Total, refers to the width of the window frame material
C1 Nib Size 0
C1 Rip Size 72
C1 Tran1 Ht 1,550

FAQ :

  • Once we select the frame, the T.W.T is determined

Ref