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Aluminium casement window with a slim dark frame in a Dubai villa bedroom
  • VILLAS AND APARTMENTS
  • THERMAL BREAK

Casement windows

A single sash on side hinges, sealed on all four edges. The simplest opening type to keep airtight in a climate of 46°C design summers, peaks above 50°C and sand-laden shamal winds — and the one that takes the widest range of glazing units.

  • inward or outward opening direction
  • one to three sashes per opening
  • solar-control glazing options
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Why choose aluminium windows?

  • Aluminium window profile cross-section with three EPDM seal contours highlighted in red

    Durable EPDM seals

    Three contours of EPDM seals keep the glass off the aluminium and close the gap between sash and frame, so dust, humid salt air and wind-driven rain stay outside.

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  • Aluminium window profile cross-section with a foamed thermal insert highlighted

    Foamed thermal inserts

    Foamed inserts fill the profile chambers and stop air circulating inside them, so less outside heat and street noise passes through the frame into the cooled room.

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  • Aluminium window profile cross-section with polyamide thermal breaks highlighted

    Polyamide thermal breaks

    Glass-filled polyamide thermal breaks up to 40 mm wide keep the outer and inner shells apart, so the frame holds its shape and its insulation through a UAE summer.

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  • Aluminium window profile with an energy-efficient double glazing unit highlighted

    Energy-efficient double glazing

    Double glazing up to 60 mm thick puts a sealed gap of still air or gas between the hot street and the cooled room, so less heat crosses the glass into the room.

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How a casement window is specified

  • Survey and wind-load check Engineer on site within 48 hours
  • Opening direction agreed Inward for cleaning, outward to save room space
  • Glazing unit chosen by facade orientation Dubai code minimum on every facade, stronger on south and west
  • Hinge and handle set matched to sash weight Concealed hinges on request
  • Manufacturing in our Dubai factory Gulfex profile is local; import lead times are in the quote
  • Installation, sealing and adjustment Sashes set for even compression

What decides the specification

  • Thermal break

    Profile

    Polyamide bar inside the frame

  • Two or three seals

    Sealing

    EPDM contours against dust

  • Single or double

    Glazing unit

    Chosen by orientation

  • Concealed or standard

    Hinges

    Load rated to sash weight

  • Full RAL range

    Finish

    Powder coating or anodising

Modern villa with panoramic aluminium glazing and a pool at sunset

Let's calculate
the cost of glazing

Get a free calculation for your windows — just leave your number, we'll reply on WhatsApp within 15 minutes.

Brands we work with

Pricing

Aluminium Windows and Doors Calculator

Choose the options — we’ll send the price on WhatsApp

What are we making

Shape and opening

Size

Width and height: 300–6000 mm. Not sure? Clear the fields — we’ll measure at the free survey.

Glazing unit

Extras

Do you need a windowsill?

Do you need a coloured profile?

Do you need installation?

The honest downside

Where a casement window is the wrong choice

An open casement sash takes space. Opened inward it swings over the sill, the blind and whatever stands under the window; opened outward it catches the wind, and on a high floor that is a sash you will hesitate to leave open. Where furniture sits right against the glass or the opening faces a corridor or a walkway, the sash itself becomes the obstacle.

Very wide openings are the second limit. A single side-hung sash only grows so far before its weight works against the hinges, so a wide opening becomes several sashes with mullions between them — more frame in the view than many people expect.

If the opening is wide, faces a balcony or has nowhere for a sash to swing, a sliding window keeps the whole width free of a swinging leaf. Casement stays the better answer where tight sealing against dust and a wide choice of glass matter more than floor space.

Consider instead Sliding windows

Frequently asked questions

Inward is easier to clean and to fit with an insect screen on the outside; outward keeps the sash out of the room, which matters in narrow bedrooms and next to furniture. Both seal the same way — the choice is about how you use the room.

The limit comes from sash weight rather than a fixed number: the wider the pane and the thicker the glazing unit, the heavier the leaf the hinges carry. Wide openings are usually split into two or three sashes, and the structural calculation confirms it before production.

That depends on the sealing contours, not the opening type. Two or three EPDM contours around the perimeter is what stops fine dust after a sandstorm; we check the compression during the post-installation adjustment.

Yes, on inward-opening sashes the screen sits on the outside of the frame and does not interfere with the sash. Screens are supplied by our sister brand Mosquito Nets UAE.

We are always happy to welcome you at our showroom

Main Office

Dubai — Showroom

The Pinnacle Building, Sheikh Zayed Road, Office 607

Mon–Fri: 9:00 – 18:00

+971 50 220 6913

Showroom

Samples to see in person

Profiles, glass units and hardware to see and touch before you choose.

Dubai — Showroom The Pinnacle Building, Sheikh Zayed Road, Office 607
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