Spiral pipe

Spiral pipe manufactured from galvanised steel, supplied in a standard length of 300cm.

Available in nine diameter options: 200mm, 250mm, 300mm, 355mm, 400mm, 450mm, 500mm, 560mm, and 630mm.

We supply any other sizes on request — contact us for custom specifications and pricing.

Standards & Construction

• Standard: Manufactured in accordance with DW144, the UK industry specification for sheet metal ductwork
• Material: Galvanised steel, with sheet gauge increasing with diameter per DW144 gauge tables
• Joints: Standard spigot-and-socket lock-seam construction for a secure, airtight fit