Coon Rapids Duct and Duct Fittings Manufacturers 11419 Yellow Pine St NW Major North American manufacturer of lock-seam, high pressure Spiral pipe and fittings. We offer a complete line of standard commercial and Industrial Spiral pipe, fittings, and custom fabrications designed to meet all standard specifications. Coon Rapids MN Duct and Duct Fittings Manufacturers Spiral Pipe Mfg Co Inc www.spiralmfg.com HVAC Commercial Duct HVAC Industrial Duct Spiral Pipe and Fittings Flexible Hose Blast Gates Elbows Tee's Clean Outs Dust Collection Laterals Weather Hoods Reducers Specialty HVAC Fittings Ventilation Systems HVAC Commercial Duct HVAC Industrial Duct Spiral Pipe and Fittings Flexible Hose Blast Gates Elbows Tee's Clean Outs Dust Collection Laterals Weather Hoods Reducers Specialty HVAC Fittings Ventilation Systems Business Reviews Spiral Pipe Mfg Co Inc Testimonials