Though frequently associated with the Plumbing market, the Companion Flange for steel O.D. pipe is often stocked by Distributors in…
SIGMA is fully stocked at all regional locations with 4 Mil High Density Cross-Laminated Polyethylene. This product, which protects ductile…
SIGMA is pleased to announce the availability of a new aluminum product line to support the national precast market. Effective…
SIGMA’s HYDROline PRO Prism Trench drains, now in designer colors, meet the increasing demand for both aesthetics and performance in…
DMPlug The DMplug is a patented, inexpensive, non-pressure alternative; keeping debris and sediment from entering pipe and fittings. The tapered body…
SIGMA now the only manufacturer to offer 3’-60” Restraints for PVC Pipes in the US SIGMA Corporation is proud to…
SIGMA is fully stocked with our RMB-NSW (Non-Stacking) Meter Boxes series, all of which are domestically manufactured in our state…
SIGMA is pleased to announce that Ingrid Sondag, National Plant and Specialty Solutions Manager, has attained a DBIA Certification! Ingrid…
SIGMA’s Engineering Team developed the Anchoring Reducer to provide contractors and municipalities a compact solution for hydrant replacements. As the…
SIGMA Corporation proudly announces the arrival of our SIGMAFlange™ Universal Model SFUP in sizes 14-24”. All SIGMA warehouse are now…