Quality - Service - Commitment - Delivered.
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What We Do
SIGMA supplies a full range of global and domestic water and wastewater products including fittings, restraints and extended range products along with castings, fabrications and custom parts for OEM manufacturers to thousands of customers across North America.
We are industry leaders in quality and service, and our engineers are constantly developing new products and applications to meet the changing needs of the market.
To learn how our one-stop shop can simplify your sourcing, contact us today!
SIGMA PRODUCTS
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Fittings
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Restraints
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Municipal Castings
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SPE Enclosures
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Accessories
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Extended Range Products
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Fabricator Products
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Hydrant Buries & Extensions
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Treatment Plant Division
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MJ Connector
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Coatings & Linings
SIGMA Product Spotlight
SIGMA Z-COAT
Ideal Corrosion Protection
SIGMA Z-COAT provides unparalleled galvanic protection to ductile iron in corrosive environments. In the SIGMA Z-COAT process, the zinc coating is applied by spraying zinc-rich paint onto the surface. It complies with ISO 8179-2 specs. READ MORE
For information about SIGMA ZINC Fittings, please contact Stuart Box at SB2@sigmaco.com/423-645-5638 or Dennis Wilson at DWilson@sigmaco.com/205-937-0456.
“Quality doesn’t just happen. We follow a strict quality assurance process with constant, deliberate, focused vigilance. And that is what SIGMA promises every day.”