JWT Technology

STANDARD SHEET METAL MACHINERY

1005 N Washington St.   Lisbon, IA  52253 USA   1-319-408-1111

 

Spiral duct connections using clamp band  

 

 

Clamp bands produced from coil

Spiral flange
Clamp bands

resize photos      

Spiral Pipe Model STF-1250

 

Vanstone connection

 

Spiral
Spiral Pipe

Horizontal and vertical models available

Forms a flange on the ends of spiral duct or fittings 
For duct diameters from 8" to 48"  / 200 to 1250 mm

Maximum thickness 18 gauge / 1.2 mm


A real time saver for Vanstone connections

Spiral Duct Flanger
​Model STF-1250

Spiral Duct Flanger Model STF 1250