​​YOUR EXCLUSIVE SOURCE FOR SPIRAL ELBOW MACHINE!

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

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Vanstone connection

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