Structures with 28mm thick walls are supplied with basic doors and windows.
Windows:
Glazing: 3mm
Wood Species: Spruce
Water Gutter: Wood
Window Opening: Tilt & Turn
Silicone Gasket: N/A
Doors:
Glazing: 3mm
Wood Species: Spruce
Laminated Wood: Yes
Door Threshold: Stainless Steel
Locking System: Cylinder
Silicone Gasket: N/A