The sizes entered here are overall frame sizes. We recommend deducting 10mm for clearance

A - Door width
Enter door width including frame

B - Overall height
Enter overall height including existing sill unless it is NOT going to be replaced, I.E. A concrete sill is present

C - 2x flag width
Enter width of one flag window; they will both be supplied at the same size

D - 2x flag height
Enter height of the flag window; they will both be supplied at the same size

E - Topline height
Enter height of the top window