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.

Steel Ducting, Pile Liners & Culverts — Manufactured to Keep Australasian Projects Moving

From design and manufacture to installation, ARLO delivers high-quality steel solutions for commercial, industrial and infrastructure projects across Australia and New Zealand. Our advanced manufacturing facilities produce custom rectangular ducting, SPIRO® spiral duct systems, pile liners and SwiftSteel™ culverts at scale, with the flexibility to respond quickly to projects large and small. Combining precision manufacturing, extensive industry experience and installation expertise, we help contractors reduce lead times, simplify installation and keep projects moving—without compromising quality, safety or performance.

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.

Stock Accessories

We hold stock of a complete range of HVAC accessories including dampers, grilles, diffusers, and connection fittings for immediate pick-up or delivery.

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 Articles & Case Studies

Explore a few of our successful project deliveries and thoughts on the industry

Te Kaha – One New Zealand Stadium

Te Kaha – One New Zealand Stadium

October 30, 2025
What ducting supplier was used on Te Kaha Stadium? Discover how ARLO delivered custom HVAC ducting for this landmark New Zealand stadium project.
Interior of a large building under construction. Metal roof, exposed ductwork, construction materials and machinery.

Fisher & Paykal Global Headquarters

October 30, 2025
What HVAC ducting supplier supported the Fisher & Paykel Global Headquarters project? Discover how ARLO delivered custom HVAC ducting solutions for this landmark commercial development.
ASB building with a colourful facade, construction site on Halsey Street, Auckland.

ASB Bank, North Wharf, Wynyard Quarter, Auckland

By Paul Bondsfield • August 20, 2013
What HVAC ducting supplier supported the ASB North Wharf project in Auckland? Explore how ARLO delivered custom ducting solutions for this iconic waterfront commercial development.

Associations & Certifications

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

SiteWise Gold