Spiral Pipe & Fittings
GWSM has two Spiral Helix spiral duct machines capable of fabricating from 3” diameter to 48” diameter spiral ductwork in Galvanized, Galvanneal, Perforated, and PVC Coated materials. Odd sizes are available from 3” to 15”. To complement our spiral pipe machines, our Spiral Helix gorelocker is capable of fabricating elbows and reducers from 8” diameter to 48” diameter. We also fabricate a variety of custom welded spiral pipe fittings.
Die Stamped and Spun Fitting
GWSM is proud to be the regional distributor of Stamped Fittings, Inc.'s full product line of die stamped and spun fittings. We stock a wide assortment of their products to ensure that we have the products available when you need them. One of Stamped Fittings Inc.’s signature product is their “Edge” self-sealing fittings. These gasketed fittings provide you with one of the best designed gasketed systems available.
Spiral Pipe Material
- Galvanized
- Galvanneal (Paint Grip)
- PVC Coated
- Perforated
- Doublewall Spiral
- Perforated
In-Stock Fittings
- Die Stamped 90’s and 45’s (4” through 12”)
- Adjustable 90’s (3” to 24”)
- Stainless Steel Adjustable 90’s (4” to 18”)
- Aluminum Adjustable 90’s (4” to 18”)
- Start Collars
- Bellmouth Take Offs
- Spun Reducers
- 90 Degree Saddle Taps
- High Efficiency Take Offs (HETO’s)
- Couplings
- End Caps
- Blast Gates
- Angle Rings
Contact Greater Wisconsin Sheet Metal for fabrication of rectangular/round ductwork and fittings, delivery or pick up.
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