Quality & technology
Rehau stands for Premium insulation, deep system build and durable material quality – proven in new builds and renovations.
Rehau – configure brand profiles online
Synego window, door and HST systems with optional centre seal (MD) – configurable online at Fensterwerke³
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About Rehau
Rehau is an established name in the European window and building elements market. Origin: Germany (international polymer specialist).
At Fensterwerke³ we offer: Synego window, door and HST systems with optional centre seal (MD). Suitable for new builds, renovations and demanding architecture.
Premium insulation, deep system build and durable material quality. Configure all dimensions, colours and glazing online at a fixed price – without hidden installation costs.
We are not an installation company. You order delivery only and benefit from direct purchase via your Lake Constance retailer.
What defines Rehau
Energy efficiency
Multi-chamber profiles and modern glazing help reduce heating costs and increase comfort.
Design variety
Many colours, decors and formats can be configured transparently in the configurator.
Delivery without installation
Fensterwerke³ delivers Rehau systems to the kerbside – installation by your contractor or DIY.
Rehau products at Fensterwerke³
FAQ about Rehau
Which Rehau products does Fensterwerke³ offer?
Depending on the brand you will find windows, doors, sliding doors, sun protection, pergola or garage doors – each with matching profile systems in the online configurator.
Does Fensterwerke³ install Rehau products?
No. We deliver to the kerbside only. Installation is handled by your contractor or as DIY – which keeps our prices lower than full-service offers.
Are Rehau systems energy efficient?
Yes. The profiles offered are designed for double and triple glazing and meet high thermal insulation requirements – ideal for new builds and renovations.
Can I configure Rehau online?
Yes. Choose dimensions, colour, glazing and accessories in the configurator – you get a transparent fixed price and can request a free consultation.