Key
Details
Design Options
The option to be tilted opened inwards from the top of the sash for ventilation, or the turn function can be used to open the window.

1
Tilt-Before-Turn Hardware
Multifunction gearing for secure tilt or full turn, ideal for high-access applications.
2
Glazing
The 58BW TBT HI delivers exceptional performance, boasting impressively low U-values of just 1.4 Uw with double glazing and 1.2 Uw with triple glazing.
3
Effortless Cleaning Mechanism
Rotate sash inwards for easy cleaning from inside – no mess or risk.
4
Colour options
Available in over 200 RAL and dual-tone finishes, suitable for contemporary or traditional homes.

Black - Standard Colour


SLEEK AESTHETICS AND INTELLIGENT DESIGN
The AluK 58BW TBT HI tilt-before-turn system is purpose-built for ease of installation, especially on multi-storey or hard-to-access projects. With shared ancillaries across the 58BW system family, this window reduces stock complexity while delivering high-end performance. A fully rotating sash allows internal glazing and cleaning, cutting installation time and improving on-site safety. You get a robust aluminium frame with thermal breaks and a clean finish—ideal for trade customers looking to offer premium with minimal hassle.
Explore more aluminium window styles
Use tilt-turn alongside casement or steel-look frames for consistent architecture and performance.
Similar
products

Frequently Asked
Questions
Are these tough to install?
No – they have same frame depth and fixings as other 58BW units, making installation intuitive and efficient.
Will performance standards be met?

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