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.

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
October 30, 2025
Christchurch, New Zealand We were honoured to provide the precision-engineered ductwork solutions for Te Kaha, a landmark multi-use arena designed to revitalise Christchurch’s sporting and cultural heart. Our systems support the complex HVAC infrastructure required for a venue that accommodates tens of thousands of spectators, while meeting stringent expectations around natural ventilation, indoor air quality and resilience. By integrating our high-performance air-ducting within a mechanically-efficient, future-focused building envelope, our contribution helps deliver a world-class facility that stands for durability, sustainability and community pride.
Interior of a large building under construction. Metal roof, exposed ductwork, construction materials and machinery.
October 30, 2025
Auckland, New Zealand Express Sheetmetals was proud to supply the air-ducting systems for Fisher & Paykal’s new global headquarters — a landmark development that brings together the company’s people, innovation, and production under one roof. Designed for collaboration and sustainability, the building combines open, flexible workspaces with advanced mechanical systems to ensure a healthy and efficient environment. Our precision-engineered ducting supports the complex airflow requirements across office, research, and production areas, contributing to the project’s high-performance, low-carbon objectives and helping create a workplace that truly reflects Fisher & Paykal’s forward-thinking ethos.
ASB building with a colourful facade, construction site on Halsey Street, Auckland.
By Paul Bondsfield August 20, 2013
Visually appealing, architecturally brilliant, and genuinely sustainable, succinctly describes the remarkable head office of the ASB Bank on North Wharf in Auckland's Wynyard Quarter.

Associations & Certifications

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

SiteWise Gold