Spiral Round Duct & Fittings
Staark Spiral Round Duct & Fittings deliver airtight performance with precision-rolled steel ducts and factory-sealed joints. Compatible with Staark connectors, dampers, and terminals for efficient, low-leakage distribution in HVAC systems.
- Compatible with local fabrication
- Low-leakage gasketed connections
- Labour-saving fast-fit hardware
- Galvanised steel construction
- Diameter sizes: 100 mm - 1000 mm+
- AS 4254.2 (AU/NZ)
- SMACNA Duct Construction Standards
Explore Our Range of Complementary Products for Enhanced HVAC Solutions

Metal Grilles & Diffusers engineered for consultants and architects who demand both aesthetic precision and documented airflow performance
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Spiral Round Duct & Fittings
Ensures airtight, efficient airflow with durable galvanised construction.