Bi-Fold Windows

Westal’s Louvre Series: Stylish, Versatile, Energy Efficient and Totally Customisable.

Westal’s aluminium bi-fold window will help you turn any room into a light filled oasis. Whether providing access between kitchens and patios, or as a corner window to allow increased ventilation, the bi-fold window will give you unobstructed panoramic views. The Westal bi-fold window promises you a lifetime of reliability, cleverly constructed to provide superior wind protection and water proofing this clean and sophisticated looking unit is sure to complement your homes architectural style.


  • Top-hung panels and a precision ball bearing roller/guide system promote smooth operation and extended service life
  • Wide range of configurations including service leaf, ‘slide and stack’ and internal stacking options
  • Full perimeter, continuous weather seals provide a high degree of weatherproofing and acoustic performance
  • Robust profiles ensures suitability for large panels, even in high wind load and exposed positions.
  • Internally fitted, retractable roller flyscreen available


For further information, select from the following:

Bi-Fold Windows.pdf
Westal Colour Selector.pdf
Screen Options

For further information regarding security, acoustic and energy efficiency options... Contact Us

Bi-Fold Windows Gallery

Specification Diagram