Grefet

cs40

Where Smooth Design Meets Strong Performance

The GREFET CS40 Casement System is a modern and cost-effective aluminium window and door solution designed for contemporary residential and high-rise projects. Engineered for durability, clean aesthetics, and smooth functionality, CS40 offers versatile design options suitable for both premium and volume-based developments. With slim aluminium sightlines, multiple opening configurations, and flexible locking options, the system delivers the perfect balance between performance, practicality, and value.

GLAZING

Minimum

5 mm

Maximum

24 mm

Frame Specifications

Single Frame

40 | 50 mm

Double Frame

50 | 112 mm

Sash

65 | 80 | 100 mm

Profile thickness

Up to 1.5 mm

Maximum weight per leaf

120 Kg

Permittable dimensions per leaf (W X H)

900 X 2400

Transmittance

Uw below 2.0 (W/m k)

*Please consult typology, dimensions & glass

Maximum acoustic insulation

Rw = 39 dB

Wind resistance

As per BS EN 12210 (Class C5)

Air permeability

Test BS EN 1026:2016 (Class 4)

Water tightness

Test BS EN 1027:2016 (Class 9A)

Product Brochure

Master Catalogue

Technical Sheet DWG

Sections

BIM

Typology

Opening Possibilities

*Consult maximum weight and dimensions according to typologies

Key Advantages

Gallery

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