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…
When an Engineering firm, tasked with assisting a luxury property with a 15th floor swimming pool in downtown Miami Florida,…
SIGMA has introduced a new Valve Box Riser with Set Screws to its Municipal Construction Castings (MCC) product line. The…
As the SIGMA Raven HDPE product line has grown, many municipalities have requested custom elements to meet their specifications. Because…
SIGMA Corporation is a major supplier of accessories to the waterworks industry. We offer competitive pricing on an extensive range…