Cor 70 Hidden Sash RPT


Cor 70 Hidden Sash RPT is a system with a 70mm frame depth with Euro-Groove hidden sash window system. Only 66mm visible surface from the outside giving it a flush, modern look with maximum amount of natural light entering the interior. Additional options such as concealed hinges and security system EVO available.

Technical Data

Maximum Glazing Thickness: 40mm

Polyamide Strip Length: 19mm

Opening Options
Open Inwards: Side Hung, Tilt & Turn of 1 or 2 sashes, Tilt & Parallel, Bottom Hung

Frame: 70mm
Sash: 70mm

Profile Thickness
Window: 19mm

Maximum Dimensions
(Standard Solution)
Width: 1300mm
Height: 2400mm

(Cortizo Hinges Side Hung)
Width: 1200mm
Height: 3500mm

Maximum Weight:
(maximum weight may change depending on dimensions and openings)

Bicolour systems
Power coated (RAL, mottled and rough)
Wood Effect powder coating
Anti-bacterial powder coating


Transmittance: Uw from 1.0 W/m2K

Maximum acoustic insulation: Rw=46 dB

Air permeability: Class 4 (EN 12207:2000)

Water tightness: Class E1650 (EN 12208:2000)

Wind Resistance: Class C5 (EN 12210:2000)