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SIGMA
  • NEWS & EVENTS


New Customer Service Contacts
As we complete the transition from our recent acquisition of Unique Fittings and Flanges, we are pleased to announce the regional customer service contacts for Sigma Piping Products
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New Price Lists Uploaded
New Price Lists have been uploaded to the SIGMA Piping Products website.

These Prices are effective May 1, 2010 and are available on the product pages of the website

New Name, Same Great Service
Latest News! Unique Fittings and Flanges is now SIGMA Piping Products
Click Here For Details



New Valve Products
Wafer Butterfly Valve
Grooved End Butterfly Valve
valve valve
UL/CUL/FM Listed/Approved for 300 PSI
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D.I. Threaded Fittings Added
SIGMA Piping Products has added UL listed and FM approved Ductile Iron Threaded Fittings to our ever expanding line of fire protection products. These D.I. Threaded Fittings 1" thru 2 1/2" are U/L listed and FM approved for 500 PSI.
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UNI-LET Now up to 2"
Sigma Piping Products in pleased to announce the addition of the UNI-LET up to size 2" to our product line.
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  • WELCOME

SIGMA Piping Products is a division of SIGMA Corporation, a distinguished manufacturer in the water and sewer industry.

Our mission is to supply the highest engineered products to manufacturers in the Commercial & Residential Plumbing, Gas, Electrical, Fire Protection and HVAC industries. SIGMA Piping Products supplies several product lines that not only exceed competition in quality but in value as well.