UL AND FM APPROVED  
For fire sprinkler and commercial piping  
Knurled swivel nut (3/8")design permits vertical hanger adjustment after installation.  
Electro-Galvanized steel construction

Blue plastic washer holds hanger and insert nut together

Rolled edges protect plastic pipe
Rubber and Felt lining available for copper pipe  

Cross Reference:  
nVent CADDY: 115 Series
ASC Engineered Solutions (Anvil): Figure 69