You are using an outdated browser version not supported by this website.
Click here to upgrade your browser

InteriorInterior
Skyrail Dx Series Glass Infill Balustrade System
Description

The Skyrail Dx Series is an aluminium and glass balustrade and fencing system engineered for high strength and safety, compliant with NZS1170 for extreme conditions like high wind pressures and severe occupancy loads. It is used on balconies, staircases, decks, and as boundary fencing or privacy screens.

Available in partially and fully framed configurations, the system supports both face-fixed and top-mounted installation. The Dx Series can also be customised for for large-scale projects, including bespoke top rail profiles and functional design solutions like integrating the bottom rail into a tile bar for tiled decks.

All Altech balustrades come with a project-specific PS1.

Key Features
  • High-strength fully framed balustrade system. Engineered for strength and safety in demanding environments.
  • Designed to withstand extreme wind loads (e.g. high-rise buildings) and higher live loads in severe occupancies (per NZS1170, Table 3.3) for wind loads up to 4.5kPa.
  • Available in both fully framed and partially framed configurations and supports both face-fixed and top-mounted configurations.
  • Fully customisable design for project-specific requirements.
  • Bespoke top rail profiles available for large-scale projects.
  • Bottom rail can be incorporated into the tile bar for tiled decks.
  • Combines robust performance with sleek, modern aesthetics.
  • Suitable for balconies, staircases, decks, boundary fencing, and privacy screens.
  • Compatible with both waterproof and floating deck systems.
  • Engineered for fixing to timber, concrete, and steel substrates.
  • Interoperability with other Altech balustrade products.
  • Available in a wide range of durable powder coat finish or anodised premium finish.
  • Design solutions available for cavity-clad building structures.
  • Warranty: 5 year on materials (excluding surface coating), 2 year on workmanship, 20 year warranty on Dulux Duratec powder-coating (surface coating applicator responsible for other coating warranties)
Scope of Use

Skyrail Dx Series is suitable for a wide range of residential and commercial applications, including:

  • Decks, balconies, ramps, stairs, and pool fencing
  • Screens in conjunction with balustrading
  • Occupancies where people congregate

The system is designed to meet the requirements of the following occupancy types as defined in NZS 1170:

  • A (Domestic and residential)
  • A Other (External balconies)
  • B (Offices and workspaces)
  • C1/C2, C3 and D (Areas where people may congregate)

Skyrail Dx Series has been engineered to fix to a range of substrates, including timber, concrete, and steel substrates, and is suitable for:

  • Engineered for performance in all wind zones including very high and extra high as defined by NZS 3604
  • Suitable for use in coastal, geothermal, and industrial environments

This system supports face-fixed and top-mounted installation configurations.

Limitations on Use

All Skyrail Dx extrusions, components, and hardware must be supplied by Altech Systems NZ Ltd or JW Projects Ltd, located at 1/368 Church Street, Penrose, Auckland.

  • All Skyrail Dx balustrade installations must be supported by a Producer Statement (PS1 – Design), available from Altech Systems Ltd.
  • Any deviation from standard fabrication or installation methods must be accompanied by a site-specific PS1 issued by a suitably qualified design professional.
  • Aluminium extrusions are manufactured to 6060 T5 or T6 specifications to ensure strength and durability.
  • Installation must be carried out by an Altech Systems NZ Ltd approved installer in accordance with its technical documentation.
Statement of Building Code Compliance

All products are designed by a Chartered Engineer and are manufactured and tested in accordance with the relevant sections of the New Zealand Building Code and New Zealand Standards listed below.

New Zealand Building Code Clauses:

  • B1 Structure — B1.3.1, B1.3.2, B1.3.3 (c, f, h, j, m), B1.3.4
  • B2 Durability — B2.3.1 (b), B2.3.2 (a, b)
  • D1 Access Routes — D1.3.3 (j, k)
  • F2 Hazardous Building Materials — F2.3.1, F2.3.3 (a, b)
  • F4 Safety From Falling — F4.3.1
  • F9 Swimming Pools — F9.3.1, F9.3.3

Compliance Standards and Documents:

  • NZS 1170 — Loadings
  • AS/NZS 1664 — Aluminium Structures
  • Powder Coating Systems — Compliant with Window & Glass Association NZ Powder Coating Quality Assurance Systems (PQAS)
  • Powdercoated surface finishes — Formulated to meet AS 3715 and AAMA 2605
  • Anodised surface finishes — Compliant with WGANZ Voluntary Specification SFA 3503-03-2005
In-Service History

Skyrail balustrades have been in use since the early 1990s, installed on thousands of balconies, landings, stairs, and pool areas throughout New Zealand. Some of the earliest installations are still performing to a high standard and remain in excellent condition.

Notable projects include:

  • Union & Co
  • Sugartree Stage 3
  • Vulcan Apartments
  • Greys Avenue (Kainga Ora)
Other Performance Attributes

Altech Systems NZ Ltd offers the following warranties for the Skyrail Dx Series:

  • Workmanship: 2 year warranty
  • Materials (excluding surface finishes): 5 year warranty
  • Surface Finishes: Covered by the applicator or manufacturer’s warranty. The duration of this warranty may vary depending on the specified coating system.

Altech Systems Ltd recommends the use of Duratec or an equivalent high-performance surface finish specification, which may offer up to 20 years durability warranty and 20 years colour warranty, subject to environmental conditions and compliance with the coating manufacturer’s maintenance requirements. For further information on warranties, please refer to the Altech Systems 'Balustrade Warranty' document.

Documents
Product Technical Statement: Dx Series

2025

Durability Evaluation: Skyrail Balustrade

May 2025

Altech Technical Downloads & Drawings
Warranty Statement: Skyrail Balustrade

May 2025

Additional Information: Skyrail Dx Series

Altech Systems have specialised in custom engineered aluminium and glass solutions since 1989.

Product Enquiries

News from Altech Systems

Smart Balustrade Selection Enhances Outdoor Living at Remuera Gardens
Get a free weekly digest of essential news

New and updated architectural products, design solutions, inspiration, technical advice and more when you sign up for EBOSS.