Casement Windows 1400 Series By

Rehau Casement Windows

REHAU System 1400 is a truly versatile system. Frames are available with or without integral nailing fin. In addition to the standard 3 1/4” frame with choice of contoured or flat/contemporary design, a 4 5/8” frame is also available for deeper wall constructions. On the internal face, the design includes an integral drywall/extension jamb channel which allows for multiple interior finishing options.

With the System 1400 design, casement, awning and fixed configurations are possible.


  • Multi-chambered profiles for superior thermal efficiency
  • Multiple locking points surrounding the sash for extra security, tighter sealing and comfort
  • Frame designs accommodate extensive selections of supplementary profiles, providing a wide variety of mulling and installation options
  • High-definition finish for weather and stain resistance and ease of maintenance

Download Brochure