AA541 Casement Window

The Kawneer AA®541 Casement Window is part of the Kawneer AA®540 Series window range designed to offer optimum weather and thermal performance at a competitive price. The AA®541 corresponds to the BRE Global Green Guide online generic specification for windows and achieves a summary rating of A for non-domestic schemes**. The AA®541 uses a multi-chamber thermal break core, ensuring thermal efficiency and full compliance with Document L.

The AA®541 Casement is available as a top hung or side hung window, the polyamide thermal break offers single or dual colour options.


Product Features
  • BRE Green Guide 'A' Rated Frame **
  • Multi-point locking
  • Optional trickle ventilation
  • Espagnolette locking and key locking handles
  • Projected top hung or side hung or butt hinge options
  • Suites with AA®542 Pivot, AA®100/AA®110 Curtain Walling, 451PT Framing and Door Systems
  • Offset handle position (side hung)
  • Interlocking wedge spacers
  • Restriction to 100mm
  • Folding openers with link bars
  • Standard hardware groove
  • Glazing 6mm - 39mm

With the decisive advantage of...
  • For projects that require sustainable and environmental advantages
  • Security in line with BS 7950-1997 Amendments 1, 2 & 3 *
  • Can help meet the requirements of Document F
  • Added security
  • Total flexibility suits most casement project applications
  • Total design flexibility. Offering total project solutions
  • Safety in use
  • Provides enhanced weather performance even on large windows
  • Compliant with the HTM 55 regulations and BS 8213 of 100mm initial opening
  • Offers safety in use
  • Cost effective hardware solution
  • Total flexibility to suit most glass applications
* Does not refer to standard hardware, security hardware required
** Corresponds to the BRE Global Green Guide online generic specification for windows and achieves a summary rating of A for non-domestic schemes.
Element Number 831500023

Kawneer's AA®541 Casement Window has been tested to BS 7950: 1997 - Amendments 1, 2 & 3.

BRE Green Guide Rating
The Green Guide rating, part of BREEAM (BRE Environmental Assessment Method), provides specifiers with easy-to-use guidance and an A+ to E rating scale on how to make the best environmental choices when selecting construction materials and components.