8" Grooved Flexible Coupling – Ductile Iron, UL/FM Approved pressure relief valve Mechanical and industrial process piping

Mechanical and industrial process piping

– Portable Water

brass stem

🔩 8" Grooved Rigid Coupling – UL/FM Approved for Large-Scale Fire & Mechanical Piping

Made from high-strength ASTM A536 ductile iron and coated in orange enamel or galvanized finish

8" Grooved Flexible Coupling – Ductile Iron, UL/FM Approved pressure relief valve Mechanical and industrial process piping8" Grooved Flexible Coupling UL FM Approved for Fire Protection, HVAC & Industrial Piping This 8 inch Grooved Flexible Coupling is designed to connect large diameter steel pipes while allowing for controlled flexibility, movement, and vibration absorption. Its ideal for fire mains, chilled water systems, seismic installations, and industrial piping that require a secure yet dynamic connection. Made from high strength ASTM A536 ductile iron and coated