Low-Rise Curtain Walling

The Kestrel aluminium low-rise curtain walling system is a high-performance façade solution created to deliver thermal efficiency, weather resistance, and design flexibility. Engineered to enable architects and specifiers to create striking building exteriors, the system supports a wide range of configurations including flat, facetted, curved, and angled façades.

Ideal for both commercial and residential applications, the system maximises natural light while enhancing the visual impact of any structure. Fully compatible with Kestrel window and door systems, it offers a complete glazing solution suitable for both refurbishment and newbuild projects.

Features and benefits

The low-rise curtain walling system has been engineered to deliver outstanding performance, ease of installation, and long-term reliability across a wide range of building types.

  • High-performance: Aluminium curtain walling with thermal efficiency.
  • Tested system: Air permeability up to 600 Pa and watertightness up to 600 Pa for improved airtightness and weather protection.
  • Improved drainage: Zone-drained system for effective water management.
  • Ease of installation: Ladder frame construction and pre-fabricated panels available for easier transport and more reliable on-site installation.
  • Complete solution: Compatible with Kestrel window and door systems.
  • Natural light: Maximum light penetration for reduced reliance on artificial lighting.

Design options

This aluminium curtain walling system offers extensive design flexibility, making it ideal for creating bespoke façades tailored to your project requirements.

  • Diverse configurations: Suitable for flat, curved, or angled curtain wall façades.
  • Narrow face widths: Slim 50 mm sightlines for a clean, contemporary aesthetic.
  • Capping styles: Bullnose, aero and flat versions available.
  • Variety of section sizes: Box and plate sections available in 75 mm, 100 mm and 125 mm, and solid box sections in 50 mm, 75 mm, 100 mm, 125 mm, 150 mm and 175 mm.
  • Enhanced performance: Co-extruded pressure plate for increased durability and reinforcement profile options for added structural support.
  • Integration options: Opening vents and entrance systems can also be installed.
  • Glazing configurations: Multiple glass options available to suit design and performance requirements. (6-30mm??)
Application Residential and commercial – new build and refurbishment.
Maximum height To be calculated in accordance with individual site conditions.
U‑value To be calculated in accordance with individual site conditions.
Jointing Mechanical corner and transom / mullion jointing.
Glazing options Insulated glass units or composite panels: 24mm, 28mm and 30mm thick.
Single glazed variants: 6mm, 6.4mm, 8.8mm, 10mm, 10.8mm, 14mm, 17mm and 19mm thick.
Performance Water ingress: 600 Pa
Air permeability: 600 Pa
Wind resistance – serviceability: 1500 Pa
Wind resistance – static: 2250 Pa
Finishes Mill finish.
Etched and anodised on request.
Polyester powder coat paint. See separate list for standard colour range available.
Single or dual colour profiles Option
Design standards BS EN 12020-2:2001 Aluminium and aluminium alloys, extruded precision profiles.
BS 3987:1991 Specification for anodic oxide coatings.
BS EN 12206-1:2021 Paints and varnishes, coating of aluminium and aluminium alloys.
BS EN 13830:2003 Curtain walling – product standard.
CWCT & BS EN 13830 test data.
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