
External doors
Steel adds character, comfort and clean lines to your outdoor space. Whether it’s a sliding door, a hinged door or a full façade: we manufacture external doors to measure, in insulated or non-insulated versions. Always with a sleek design, carefully installed and tailored to your requirements.

Our products
An overview of all external doors
From sliding door to external glass wall: choose a solution that suits your home, veranda or canopy. Always stylish, durable and functional. View our collection here terms of guarantee.

Aluminium insulated exterior facades
We supply aluminium insulated exterior facades. Our facades are always made completely to measure. As a result, our possibilities are extensive and we can always achieve a suitable solution for our customers.

Steel uninsulated exterior frames
A steel exterior facade gives your outdoor space a bright look with character. The steel provides strength and clean lines, while the glass lets in daylight and keeps the space open. Ideal for verandas, patio roofs or garden rooms where you want to spend more and more comfortable time.

Steel insulated exterior doors and windows
A front-facing window forms the link between indoors and outdoors. With an insulated steel front-facing window from Steellife, you’re choosing comfort, light and a look that stands the test of time.
Completed projects
View our installed exterior facades here



















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Exclusive to Steellife
Customised External doors
Every situation calls for a different solution. That is why Steellife creates external doors entirely to measure, with an eye for detail, comfort and aesthetics. From the initial design right through to on-site installation: everything is carried out with care and tailored to your requirements and the space available.
Our external doors models are available as:
- Hinged doors, classically opening, powerful in appearance
- Sliding doors, space-saving and smooth to operate
- Folding walls, flexibly arranged, ideal for larger openings
- External facades, fixed or combined elements for a strong overall look
You choose the shape, colour and layout. We provide a perfectly fitting result.


Visit showroom
Why buy external doors?
Are you ready to take the plunge and install a stylish, sustainable shopfront? Then discover the versatility and beauty of bespoke design. We’d be delighted to show you the possibilities and options available in our showroom. Please feel free to book an appointment at our showroom in Nunspeet or Barendrecht. Over a nice cup of coffee, we’ll go through your situation in detail together. Any questions? Then please contact Contact us.


Frequently Asked Questions about our external doors
Would you like to know more about insulation, dimensions, maintenance or installation? In this overview, we answer the most frequently asked questions, so you know exactly where you stand.
Why choose aluminium external window frames?
Aluminium exterior window frames combine a sleek, modern look with high strength. They are low-maintenance, dimensionally stable and suitable for large glass surfaces such as sliding and folding doors.
Why aluminium instead of wood or plastic?
Aluminium
- does not warp or distort
- is very low-maintenance
- has a long lifespan
- allows for slim profiles and large expanses of glass
This ensures a sleek look and maximum light entry.
What is the difference between double glazing and triple glazing?
- Double glazing (HR++)good insulation and most widely used in homes
- Triple glazing (HR+++): even better insulation, particularly suitable for new builds or very energy-efficient homes
Triple glazing is slightly heavier and more expensive, but can contribute to lower energy costs and extra comfort.
Can the colour on the inside be different from the outside?
Yes, that is possible. You can choose different colours inside and outside, for example:
- interior: black or anthracite
- external: matched to facade or roof
This is how you combine aesthetics with functionality.
What about burglar resistance?
Aluminium window frames are very strong and can be fitted with:
- multi-point locking systems
- safety glass
- SKG-certified locks and hinges
This provides a high level of burglary resistance.
Do you carry out the measuring and installation yourselves?
Yes, we provide the entire process yourself:
- professional measuring up
- custom production
- expert installation
This is how we guarantee quality, dimensional accuracy and a perfect end result.








