Established 2007

Steel Ducting
Manufacture
and Installation


ARLO Express Sheetmetals delivers world-class air-conditioning ductwork, metal fabrication, and installation across New Zealand and Australia. Trusted by major commercial and industrial clients for complex, high-profile projects - and off-the-shelf supplier for local HVAC contractors.

Australasia’s Premier Steel Duct, Pile Liner and Culvert Manufacturer.

From design to installation, we deliver comprehensive sheet metal solutions for commercial and industrial applications. With our state-of-the-art manufacturing facilities, we specialise in high-capacity production of custom rectangular ducting in galvanised, stainless steel and aluminium, along with advanced SPIRO® spiral duct systems, durable pile liners, and robust SwiftSteel™ culverts. Our expert teams combine cutting-edge technology with decades of experience to ensure quick turnaround times without compromising on quality, safety, or precision—delivering reliable solutions that meet the demanding requirements of Australasia's most challenging projects.

Our Core Services

We are specialists in sheet metal fabrication, custom manufacturing, and professional installation services across commercial and industrial sectors.

Metal ductwork, stacked, showing overlapping cylindrical SPIRO

The SPIRO® System

Advanced spiral ductwork system offering superior performance, structural strength, and installation efficiency for commercial HVAC applications.

High efficiency

Quick installation

Superior strength

Ventilation ducts running through a building with white support beams.

Ducting Solutions

Comprehensive range of rectangular, spiral, and flexible ductwork manufactured to the highest standards in our three manufacturing facilities.

Custom sizes

Multiple materials

Fast turnaround

Galvanised metal ductwork elbows and straight sections inside a wire cage.

Accessories

Complete range of HVAC accessories including dampers, grilles, diffusers, and connection fittings for total system integration.

Extensive range

Quality assured

Technical support

Large corrugated metal culverts manufactured in a factory

SwiftSteel Culvert

Heavy-duty corrugated steel culvert systems engineered for stormwater management, drainage, and infrastructure applications.

Durable construction

Easy installation

Long lifespan

Cylindrical metal Pile Liners

SwiftSteel Pile Liners

Precision-engineered steel pile liners providing structural support and corrosion protection for foundation and marine applications.

Corrosion resistant

Structural integrity

Custom dimensions

Metal ventilation units and ductwork components in a workshop setting.

Custom Manufacturing

State-of-the-art 2400m² facility with latest technology for precision fabrication of custom ductwork and sheet metal components.

CAD Design

CNC Fabrication

Fast Turnaround

Featured Case Studies

Explore a few of our successful project deliveries.

Te Kaha - Christchurch Stadium - With ALO Ducting

Availability & Speed: The New Competitive Advantage in Construction

By Paul Bondsfield • January 21, 2026
In compressed construction programmes, ducting availability and local manufacturing offer major advantages. Learn how supply reliability reduces delays and cost risks on site.
ARLO Express Sheetmetals - Brisbane

Choosing the Right Ducting Partner: What to Look For

By Paul Bondsfield • January 21, 2026
How to evaluate ducting partners beyond metal supply. A guide to assess technical support, documentation, testing, and on-site services for major HVAC projects.
Complex duct installation

Designing for Flexibility in Modern HVAC Systems | Ducting for Complex Builds

By Paul Bondsfield • January 21, 2026
Modern buildings change during construction. Learn how flexible ducting systems reduce risk, support fire safety changes, and improve installation speed.

Associations & Certifications

Proud members of leading industry associations, committed to the highest standards of safety, quality, and professional excellence.