UnderDuct is a corrosion resistant, high strength, light weight, Class 1 duct material, per NFPA 90.
UnderDuct

UnderDuct is a corrosion resistant, high strength, light weight, Class 1 duct material, per NFPA 90.
3290 Lien St
Rapid City, SD 57702
2111 N Louise Cir
Sioux Falls, SD 57107