Tophung Windows

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In a top hung window the hinge is on the top of the outer frame, thereby allowing the bottom to swing out secured by high quality steel friction stays.



Aluminium windows and doors are a popular and attractive choice for commercial and residential.

We manufacture and supply a durable and maintance product.Whether you’re building a new home, renovating an existing home or simply wanting to add on a exstra room or enclosure of a stoep, Prima aluminium has a range of aluminium windows and door options to suit your every need.

All of our aluminium windows and doors are powder coated and available in various colours.

Casement window 30.5mm

Also referred to as projected aluminium windows, casement windows,or sash windows, windows have leafs or sashes that opens outwards from the window’s outer frame.

30.5mm casement windows are extremely versatile and their features include:

· rubber seals for perfect weather sealing,

· powder coated materials,

· offered in various colours other than the normal standard such as (white,bronze,charcoal,natural)

· installed with standard 4mm glass, toughened glass or laminated safety glass,

· Can also include burglar bars on our windows.for insurance purpose only.

Our top-hung casement windows have an A2 rating on the AAAMSA wind, deflection and water test, while the side-hung units have an A2 rating.

Casement window 38.0mm( dit val ook onder tophung windows)

The casement 38 window may be used for both residential and commercial buildings

38.0mm casement windows feature:

Offering the option for single or double glazing,
energy-efficiency ratings (U-Values) of between 3 & 4W/m2K when used with 24.74mm double glazing.


SANS 10400 Part B: Safety Glazing Regulations,
SANS 10400 Part XA: Energy Usage in Buildings,
SANS 613: Mechanical Performance of Fenestration,
SANS 204: Energy Efficiency in Buildings.

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