From the owner

Spiral Round Duct

Spiral Manufacturing provides high-pressure specialty fittings for spiral round duct, HVAC applications, dust collection systems, and industrial airflow needs. Product options include plugs, caps, couplings, offsets, ball joints, and register saddles built to meet project specifications. These fittings help connect, adjust, seal, or support ductwork layouts where standard components may not fit. Ball joints also provide flexibility for ducts serving moving equipment while maintaining exhaust flow. Spiral Manufacturing offers multiple sizes, materials, and custom fabrication capabilities for demanding system requirements. Send your specifications to get the right specialty fitting solution for your project.