|Grooved Rigid Coupling Ductile Iron, Red
Grooved fittings surface coating epoxy resin, improve the ability to resist corrosion.
Is advantageous to the construction safety, the system stability is good, easy maintenance.
Strictly control the size of the groove, ensure compliance with standards. Each furnace batch has traceability.
Brand – Made in China
“All Grooved Ductile Iron Fittings are UL/FM Approved.”