Model # | 
                        
                            Manufacturer | 
                        
                            Diameter | 
                                                        
|---|---|---|
| SP14 SP14/Asset/Spiral Duct.jpg | Manufacturer N/A COL-MET | Diameter N/A 14 in | 
| SP18 SP18/Asset/Spiral Duct.jpg | Manufacturer N/A COL-MET | Diameter N/A 18 in | 
| SP24 SP24/Asset/Spiral Duct.jpg | Manufacturer N/A COL-MET | Diameter N/A 24 in | 
| SP30 SP30/Asset/Spiral Duct.jpg | Manufacturer N/A COL-MET | Diameter N/A 30 in | 
| SP42 SP42/Asset/Spiral Duct.jpg | Manufacturer N/A COL-MET | Diameter N/A 42 in | 
| SP48 SP48/Asset/Spiral Duct.jpg | Manufacturer N/A COL-MET | Diameter N/A 48 in | 
Certifications
 
 
 
 

