System Products

Window sill system for the outdoor area

Our window sill systems FBS 25/FBS 40 have made us one of Europe’s leading quality manufacturers since 1986.

From the development via the production and surface finish through to the quality testing and distribution, we will provide you with innovative solutions for protecting windows and facades in the area of the outside window sill. The product spectrum is rounded off by an intelligent range of accessories.

All from a single source!

It is our ambition to guarantee perfect and professional customer support to you as the client from the order placement through to the just-in-time delivery. Your personal consultant will continuously cater to your wishes throughout.

A large warehouse with a capacity of ca. 3,000 tons and reliable regular freight forwarders guarantee delivery within 48 hours throughout Europe.

RBB Aluminium is ISO 9001:2015-certified.


Whether driving rain-proof sliding end pieces, sliding connectors, outer corner connectors, or thermally separated window sill brackets for external thermal insulation composite systems: our RAG² System PREMIUM is characterised above all by a high degree of installer friendliness and functionality.

Tried and tested millions of times in practice! – Quality. Continuity. Reliability.

  • rbb-aluminium_Titel
  • rbb-aluminium Muster WDVS-EINBAU


Your advantages at a glance:

  • Personal consultant
  • Everything from a single source
  • Tested system
  • Proven quality products
  • External thermal insulation composite systems (ETICS) for plaster, clinker and embrasure elements
  • Entire system thermally uncoupled
  • Enables effective and fast notching of plaster edges
  • Realization of individual colour requests
  • Fast and easy installation
  • Short delivery times within 48 h
  • High flexibility

Customer login

Forgot Password?


New registration