3 Pane Windows. For darker colours you can even use permanent markers.
Walthers Cornerstone 933-3321 Macon's HO Scale Lasercut Wood Structure Kit Boxed
2mm MDF Lasercut Pavement oo Gauge painted Light grey 4 long and 4 small
LC23 - Lasercut Narrow Curved Top Windows O scale pk of 6 Smart Models
LC26 - Lasercut 4 panel Doors O scale pk of 6 Smart Models
LC18 - Lasercut Windowed Panel Door with Fanlight O scale pk of 6 Smart Models
LC22 - Lasercut Curved Top Windowed Doors O scale pk of 6 Smart Models
