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A 84 Hidden Sash - aluminium and PVC windows Cortizo
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A 84 Hidden Sash

Concealed-sash PVC system with a visible section of only 90 mm, designed for homes that require more glazed area and a minimalist appearance. Its 84 mm, 6-chamber profiles achieve Uw from 0.74 W/m²K with excellent AEV performance.

FeaturesSystem dataGallery
Features

A 84 Hidden Sash · Features | Cortizo aluminium and PVC windows for homes

Concealed-sash PVC system with a visible section of only 90 mm, designed for homes that require more glazed area and a minimalist appearance. Its 84 mm, 6-chamber profiles achieve Uw from 0.74 W/m²K with excellent AEV performance.

Thermal transmittanceUw ≥ 0,74 (W/m²K)
Acoustic insulationRw up to 46 dB
Air permeabilityClass 4
WatertightnessClass 2250
Wind resistanceClass C5
AEV reference test 1.23 x 1.48 m / 2 sashes
System data

A 84 Hidden Sash · System data

Sections

Sections Frame 84 mm · Sash 84 mm
Glazing Max. 46.5 mm · Min. 32 mm
Max. sash dimensions Width (W) 400-1400 mm · Height (H) 450-2500 mm
Max. sash weight 130 kg window / balcony door
Check maximum weight and dimensions according to typology

Possibilities

Security hardware
Concealed hardware
Concealed handle
Concealed drainage
Straight sash. Straight or curved glazing bead.

Opening possibilities

Opening possibilities A 84 Hidden Sash - aluminium and PVC windows Cortizo
Inward opening: Casement, tilt-and-turn and bottom-hung.
Gallery

Gallery A 84 Hidden Sash

A 84 Hidden Sash - aluminium and PVC windows Cortizo
A 84 Hidden Sash - aluminium and PVC windows CortizoA 84 Hidden Sash - aluminium and PVC windows CortizoA 84 Hidden Sash - aluminium and PVC windows Cortizo

Compare this system with what you need to improve

Before choosing a window, it helps to relate the system to the real use of the home: thermal insulation, outside noise, air leakage, watertightness, orientation and opening type.

Compare performance Thermal insulation Solutions by need

A 84 Hidden Sash

Concealed-sash PVC system with a visible section of only 90 mm, designed for homes that require more glazed area and a minimalist appearance. Its 84 mm, 6-chamber profiles achieve Uw from 0.74 W/m²K with excellent AEV performance.

Request a quote