Leen Al-Diaa window systems

Systems engineered to the highest standards

Our systems are designed to the highest specifications in line with European quality standards, and tested under the toughest conditions by licensed, accredited international institutions to guarantee you the best quality.

The Leen Al-Diaa range of doors and windows offers diverse solutions for every need. We keep developing the range and enriching our services so we are always by your side — protecting your home with the highest standards of quality and beauty!

Aluminium systems

Our aluminium systems are designed and developed specifically for today’s construction needs and keep pace with how building evolves, while bringing new, innovative solutions to your home. Explore the systems we offer to suit every requirement of your dream home.

Browse the systems

Why us

Why choose Leen Al-Diaa aluminium systems?

Thermal insulation

Environment: Aluminium-framed windows enhance the comfort of your home by keeping its climate warm and consistent.
Comfort: Thoughtful interior design improves residents’ comfort, making the home a more joyful place to live.

Security

Why should we care about increasing it?

A secure building: Anti-burglary windows and doors add a strong layer of security beyond conventional measures.
Safety: Functional window designs include safety features that protect against accidents such as glass breakage or accidental falls.

Window systems

Choose the right system for your project

Add up to 3 systems to compare side by side.

01

5 cm & 10 cm

Casement System — 5 cm & 10 cm

European casement system with polyamide thermal break, opens to 180°.

Aluminium thickness
2 mm
Glass thickness
24 – 28 mm
Gaskets
3 natural rubber gaskets
- Single
- Double
- Tilt
Details
02

Thermal Break 5 cm wide

Casement System — Thermal Break

For projecting windows, with rubber corners and polyamide technology.

Aluminium thickness
2 mm
Gaskets
Natural EPDM rubber
Frame width
50 mm or 100 mm
- Single
- Double
- Tilt & turn
Details
03

A45 4.5 cm

A45 Casement System — 4.5 cm

Casement system for commercial buildings with a 45 mm frame.

Aluminium thickness
1.8 mm
Glass thickness
22 – 24 mm
Gaskets
Rubber
- Single
- Double
- Tilt
Details
04 Full insulation

MLS 100 10 cm

MLS 100 Sliding System

Elegant sliding system with strong performance and full water, dust and sound insulation.

Aluminium thickness
2 mm
Gaskets
Rubber
Frame width
10 cm
- Sliding
Details
05

NS 100 10 cm

NS 100 Sliding System

Standard sliding system with brush seals and glass up to 24 mm.

Opening
One track, two tracks, fixed
Aluminium thickness
2 mm
Glass thickness
24 mm
- One track
- Two tracks
- Fixed
Details
06

SS 100 10 cm

SS 100 Sliding System

Sliding system with original hardware and 22 – 24 mm glass.

Opening
Single, double, tilt
Window frame thickness
1.8 mm
Glass thickness
22 – 24 mm
- Single
- Double
- Tilt
Details

Exterior & interior doors

Beauty and durability in every door

Enjoy beauty and durability with thermally insulated aluminium doors featuring modern design and high quality. They offer advanced security through modern locking systems and help improve energy efficiency with low maintenance.

Door types

Classic doors
Contemporary doors

Available designs

Sliding doors
Hinged (pivot) doors
Fixed doors

100% water- and moisture-resistant and easy to clean
Eco-friendly — free of ammonia, benzene and other pollutants
100% insect-resistant: termites, pests and worms
Resistant to corrosion, bacteria and acids

Slim-Frame Aluminium Sliding Glass Door

Simple, elegant and free of clutter — a minimal style that suits refined taste. A wide opening, an ultra-slim frame and better light transmission make any room feel more open. Choose up to three opening panels for practical, comfortable use.

Aluminium thickness: 2 mm
Gaskets: Rubber
Frame width: 10 cm
Glass thickness: 24 mm & 28 mm
Glass: Tempered glass
Hardware: Italian

Large sliding doors can be built up to 145 cm wide and 270 cm high.

Request a quote

Double Aluminium Swing Glass Door

A double-leaf aluminium swing door with glass — long service life, strong sealing, excellent daylight, enhanced security and good acoustic insulation.

Long service life
Strong sealing
Excellent daylight
Enhanced security
Good acoustic insulation

Aluminium thickness: 1.5 mm
Gaskets: Rubber
Frame width: 10 cm
Glass thickness: 24 mm & 28 mm
Glass: Tempered glass
Hardware: Italian

Request a quote

Curtain Walls

The modern style of curtain walls

Experience the perfect blend of modern elegance and energy efficiency with our distinctive skylights and curtain walls. Enjoy captivating panoramic views and abundant daylight within a weather-resistant, safe and sustainable building envelope that completes your architectural vision.

Bring the glow of natural light into your spaces with curtain walls, and enjoy a feeling of energy every day!

High European standards for water and air tightness
Complete European system with quality-assured hardware
Fixed and opening vents to suit different needs
Compatible with all glass types for more design options

Available in two types

Cover Cap

European aluminium facade system, 50 mm to 220 mm wide, with pressure plates and cover caps.

Structural

European aluminium facade system, 50 mm to 190 mm wide, with weather-resistant structural silicone for performance and durability.

Curtain wall details

Glass Skylights

Let the sky inspire your spaces with natural light!

We offer a range of skylight options to suit every space, with competitive advantages that add beauty and comfort.

Meets the highest European standards for water and air tightness
Fixed designs for lasting stability
Compatible with all glass types, giving you freedom of choice
Laminated glass for optimal safety

Available designs

Flat
Pyramid
Dome

Request a skylight quote

Design
Site measurement
Installation
Delivery

Finishes & colours

Great choices for aluminium finishes

For better harmony between windows and their frames, choose from 3 finish types: wood-grain colours, electrostatic powder-coated frames, and the anodised range.