• Solid 2-3 glass insulating glass window or a 1-glass window
• Ventilation hatch or direct opening window.
• Quality glazing features, (e.g., U-value, solar protection, security, soundproofing, bullet-resistance, intrusion protection, child safety, easy washing).
• Light Aperture karmin edge 45mm. Exterior wood or aluminium frame.
• Only 2 washable surfaces.
• Fixed windows can be equipped with the same karmin ventilation opening feature, which is only 175mm wide so the light aperture is big.
• An opening window is an inexpensive alternative to the ventilation window.

Structure Information>