
HDPE Coupling Grooved Couplings and Fittings. FM and UL Certified: Products are UL Listed and FM Approved for guaranteed safety and performance. Ductile Iron Construction: Made from high-quality cast ductile iron for superior durability and strength. High Pressure Rating: Rated for 300 PSI (2.07 MPa) working pressure across all sizes. Flexible Customization: Offers flexible customization options for certificates and surface treatments. Comprehensive Warranty: Backed by a 24-month warranty covering mechanical defects. Global Logistics Support: Efficient delivery to over 100 countries with timely lead times. Epoxy Coating Option: Surface treatment available as epoxy coated or custom coating upon request. 100% Quality Inspection: Every finished product undergoes visual and functional inspection before shipping.