Extended Gothic Window

By Huu Khanh Nguyen · Updated October 28, 2026 · andersen, stanek, extended-gothic, cathedral

A fixed window with a flat sill, two upright legs and a pointed head of two arcs that meet in the middle, glazed in a curved frame. Width, leg height and arch radius Frame finish Bead profile Glass and spacer colour

Parameters

NameDefaultUnit
Width613mm
HeightsideHeight + Math.sqrt(archRadius * archRadius - (archRadius - sizeX / 2) ** 2)mm
Leg height428mm
Arch radius819mm
Frame depth80mm
FinishpowderRal9016
Frame face width82mm
Bead width18mm
Pane thickness4mm
Glass thickness24mm
GlassglassClear
SpacerspacerLightGrey
Glass setbackthickness - 64mm