SPIDA — aka the Spiral Duct Manufacturers Association — is a nonprofit organization promoting the use of spiral-seamed round and flat-oval duct through research and education.
SPIDA offers technical assistance from many of the leading experts in the spiral duct industry, many with more than 30 years of experience. Membership provides access to the resources of professionals in commercial, industrial and residential spiral duct manufacturing and many of their key suppliers. Members are located throughout all regions of North America; the association is currently comprised of over 90 member companies and growing.