Serving Brussels and all of Belgium 0486 94 50 50 · contact@chassisthermiques.be
EXTERIOR JOINERY · BELGIUM

PVC, aluminium and wooden windows in Brussels

Installation, renovation and made-to-measure glazing, backed by over 30 years’ experience. Schüco PVC profiles, Reynaers aluminium and wood chosen for each project.

Over 30 years of experience · The owner follows the worksites · Measurements taken on site.
Personal advice Made to measure Professional installation Repairs & troubleshooting
ABOUT

Solutions designed for your building, down to the details.

CHÂSSIS THERMIQUES draws on over 30 years of exterior joinery experience to support homeowners, professionals, renovation and construction projects, with a focus on material quality, precise installation and advice.

From product selection to installation and after-sales service, our goal is simple: to provide a coherent, durable solution tailored to your project.

30+ yearshands-on experience
QualitySelected materials
AdviceClear guidance
ServiceBefore & after installation
OUR PRODUCTS

A complete range for your building exterior.

WINDOWS

PVC, aluminium & wood

Solutions tailored to your home’s architecture, with careful finishes and harmonious integration.

VERANDAS & GLAZING

Light, comfort, integration

Made-to-measure aluminium verandas and glazing designed around your thermal comfort, acoustic and daylight needs.

SHUTTERS & GARAGE

Modern closures

Shutters, protection systems and garage doors with a premium, elegant look consistent with your facade.

WHY CHÂSSIS THERMIQUES

Why choose Châssis Thermiques?

Châssis Thermiques BV is a window company based in Forest (Brussels), specialising in the installation and renovation of PVC, aluminium and wooden windows, glazing, verandas, shutters and garage doors. The company installs Schüco PVC profiles and Reynaers Aluminium systems, and works in Brussels, Walloon Brabant, Flemish Brabant and elsewhere in Belgium depending on the project.

Over 30 years’ experience

Hands-on knowledge of exterior joinery, in renovation and new builds.

The owner on site

The owner is personally present and involved on site: one contact from the first visit to installation.

Visit and measuring

We visit the site and take the measurements ourselves before preparing the quote.

Schüco PVC

Schüco PVC profiles for well-insulated, low-maintenance windows.

Reynaers aluminium

Reynaers Aluminium systems for slim frames, large openings and verandas.

Wood chosen per project

Meranti, afzelia or another exotic wood, depending on the building.

HOW IT WORKS

How does a window project work?

  1. Your request via the form, by phone or email.
  2. First contact to understand your needs.
  3. Site visit and measuring.
  4. Site analysis: access, condition of openings, technical constraints.
  5. Supplier pricing for the chosen options.
  6. Detailed quote sent to you.
  7. Approval and scheduling.
  8. Installation and on-site follow-up.
QUICK ANSWERS

The essential answers before you contact us.

Which type of window should I choose in Brussels?

It depends on the building, budget and desired look. PVC insulates well with little maintenance, aluminium allows slim frames and large openings, wood brings natural character. We advise after visiting the site.

Do you take the measurements?

Yes. Measurements are always taken on site during the visit. You do not need to know the dimensions to request a quote.

Do you work with Schüco and Reynaers?

Yes. Châssis Thermiques installs Schüco PVC profiles and Reynaers Aluminium systems.

Do you work throughout Belgium?

Mainly in Brussels, Walloon Brabant and Flemish Brabant, and elsewhere in Belgium depending on the project.

See all questions

YOUR PROJECT

Let’s discuss your windows, veranda or glazing.

Tell us what you need and we will arrange an initial contact, followed by an on-site appointment to inspect the project and take measurements.

CALLQUOTE