Spiralmate®

The Spiralmate® Round Duct Connector was developed to provide a strong and leak free connection without the use of duct sealants. The Spiralmate Round Duct Connector system consists of  two mating Round Duct Connector Flanges with an integral mastic in the duct receiving pocket and a Closure Ring roll-formed from hot dipped galvanized steel.

Features & Benefits  

• Air-tight, efficient 
• Simple self-sealing connection
• Consistent connections
• No additional sealing required
• Can be installed on-site
• Sizes from 8”-72” (203.2mm-1828.8mm) in standard 2” (50.8mm) increments, 1” (25.4mm) increments available
• For sizes larger than 72” (1828.8mm) consult factory
• Available in specialty metals